微积分学示例

$y = x {(5 - x)}^{2}$ , $y = x + 2$

解题步骤 1

要求立方体的体积，首先确定每一切面的面积，然后对值域求积分。每一切面的面积就是半径为 $f (x)$ 和 $A = π r^{2}$ 的圆的面积。

当 $f (x) = x^{3} - 10 x^{2} + 25 x$ 和 $g (x) = x + 2$ 时， $V = π \int_{0.08641814}^{3.76243349} {(f (x))}^{2} - {(g (x))}^{2} d x$

解题步骤 2

化简被积函数。

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解题步骤 2.1

化简每一项。

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解题步骤 2.1.1

将 ${(x^{3} - 10 x^{2} + 25 x)}^{2}$ 重写为 $(x^{3} - 10 x^{2} + 25 x) (x^{3} - 10 x^{2} + 25 x)$ 。

$V = (x^{3} - 10 x^{2} + 25 x) (x^{3} - 10 x^{2} + 25 x) - {(x + 2)}^{2}$

解题步骤 2.1.2

将第一个表达式中的每一项与第二个表达式中的每一项相乘来展开 $(x^{3} - 10 x^{2} + 25 x) (x^{3} - 10 x^{2} + 25 x)$ 。

$V = x^{3} x^{3} + x^{3} (- 10 x^{2}) + x^{3} (25 x) - 10 x^{2} x^{3} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3

化简每一项。

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解题步骤 2.1.3.1

通过指数相加将 $x^{3}$ 乘以 $x^{3}$ 。

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解题步骤 2.1.3.1.1

使用幂法则 $a^{m} a^{n} = a^{m + n}$ 合并指数。

$V = x^{3 + 3} + x^{3} (- 10 x^{2}) + x^{3} (25 x) - 10 x^{2} x^{3} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.1.2

将 $3$ 和 $3$ 相加。

$V = x^{6} + x^{3} (- 10 x^{2}) + x^{3} (25 x) - 10 x^{2} x^{3} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.2

使用乘法的交换性质重写。

$V = x^{6} - 10 x^{3} x^{2} + x^{3} (25 x) - 10 x^{2} x^{3} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.3

通过指数相加将 $x^{3}$ 乘以 $x^{2}$ 。

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解题步骤 2.1.3.3.1

移动 $x^{2}$ 。

$V = x^{6} - 10 (x^{2} x^{3}) + x^{3} (25 x) - 10 x^{2} x^{3} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.3.2

使用幂法则 $a^{m} a^{n} = a^{m + n}$ 合并指数。

$V = x^{6} - 10 x^{2 + 3} + x^{3} (25 x) - 10 x^{2} x^{3} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.3.3

将 $2$ 和 $3$ 相加。

$V = x^{6} - 10 x^{5} + x^{3} (25 x) - 10 x^{2} x^{3} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.4

使用乘法的交换性质重写。

$V = x^{6} - 10 x^{5} + 25 x^{3} x - 10 x^{2} x^{3} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.5

通过指数相加将 $x^{3}$ 乘以 $x$ 。

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解题步骤 2.1.3.5.1

移动 $x$ 。

$V = x^{6} - 10 x^{5} + 25 (x \cdot x^{3}) - 10 x^{2} x^{3} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.5.2

将 $x$ 乘以 $x^{3}$ 。

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解题步骤 2.1.3.5.2.1

对 $x$ 进行 $1$ 次方运算。

$V = x^{6} - 10 x^{5} + 25 (x \cdot x^{3}) - 10 x^{2} x^{3} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.5.2.2

使用幂法则 $a^{m} a^{n} = a^{m + n}$ 合并指数。

$V = x^{6} - 10 x^{5} + 25 x^{1 + 3} - 10 x^{2} x^{3} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.5.3

将 $1$ 和 $3$ 相加。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{2} x^{3} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.6

通过指数相加将 $x^{2}$ 乘以 $x^{3}$ 。

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解题步骤 2.1.3.6.1

移动 $x^{3}$ 。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 (x^{3} x^{2}) - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.6.2

使用幂法则 $a^{m} a^{n} = a^{m + n}$ 合并指数。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{3 + 2} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.6.3

将 $3$ 和 $2$ 相加。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} - 10 x^{2} (- 10 x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.7

使用乘法的交换性质重写。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} - 10 \cdot (- 10 x^{2} x^{2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.8

通过指数相加将 $x^{2}$ 乘以 $x^{2}$ 。

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解题步骤 2.1.3.8.1

移动 $x^{2}$ 。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} - 10 \cdot (- 10 (x^{2} x^{2})) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.8.2

使用幂法则 $a^{m} a^{n} = a^{m + n}$ 合并指数。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} - 10 \cdot (- 10 x^{2 + 2}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.8.3

将 $2$ 和 $2$ 相加。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} - 10 \cdot (- 10 x^{4}) - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.9

将 $- 10$ 乘以 $- 10$ 。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 10 x^{2} (25 x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.10

使用乘法的交换性质重写。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 10 \cdot (25 x^{2} x) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.11

通过指数相加将 $x^{2}$ 乘以 $x$ 。

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解题步骤 2.1.3.11.1

移动 $x$ 。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 10 \cdot (25 (x \cdot x^{2})) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.11.2

将 $x$ 乘以 $x^{2}$ 。

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解题步骤 2.1.3.11.2.1

对 $x$ 进行 $1$ 次方运算。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 10 \cdot (25 (x \cdot x^{2})) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.11.2.2

使用幂法则 $a^{m} a^{n} = a^{m + n}$ 合并指数。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 10 \cdot (25 x^{1 + 2}) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.11.3

将 $1$ 和 $2$ 相加。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 10 \cdot (25 x^{3}) + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.12

将 $- 10$ 乘以 $25$ 。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 x \cdot x^{3} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.13

通过指数相加将 $x$ 乘以 $x^{3}$ 。

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解题步骤 2.1.3.13.1

移动 $x^{3}$ 。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 (x^{3} x) + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.13.2

将 $x^{3}$ 乘以 $x$ 。

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解题步骤 2.1.3.13.2.1

对 $x$ 进行 $1$ 次方运算。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 (x^{3} x) + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.13.2.2

使用幂法则 $a^{m} a^{n} = a^{m + n}$ 合并指数。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 x^{3 + 1} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.13.3

将 $3$ 和 $1$ 相加。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 x^{4} + 25 x (- 10 x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.14

使用乘法的交换性质重写。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 x^{4} + 25 \cdot (- 10 x \cdot x^{2}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.15

通过指数相加将 $x$ 乘以 $x^{2}$ 。

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解题步骤 2.1.3.15.1

移动 $x^{2}$ 。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 x^{4} + 25 \cdot (- 10 (x^{2} x)) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.15.2

将 $x^{2}$ 乘以 $x$ 。

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解题步骤 2.1.3.15.2.1

对 $x$ 进行 $1$ 次方运算。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 x^{4} + 25 \cdot (- 10 (x^{2} x)) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.15.2.2

使用幂法则 $a^{m} a^{n} = a^{m + n}$ 合并指数。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 x^{4} + 25 \cdot (- 10 x^{2 + 1}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.15.3

将 $2$ 和 $1$ 相加。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 x^{4} + 25 \cdot (- 10 x^{3}) + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.16

将 $25$ 乘以 $- 10$ 。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 x^{4} - 250 x^{3} + 25 x (25 x) - {(x + 2)}^{2}$

解题步骤 2.1.3.17

使用乘法的交换性质重写。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 x^{4} - 250 x^{3} + 25 \cdot (25 x \cdot x) - {(x + 2)}^{2}$

解题步骤 2.1.3.18

通过指数相加将 $x$ 乘以 $x$ 。

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解题步骤 2.1.3.18.1

移动 $x$ 。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 x^{4} - 250 x^{3} + 25 \cdot (25 (x \cdot x)) - {(x + 2)}^{2}$

解题步骤 2.1.3.18.2

将 $x$ 乘以 $x$ 。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 x^{4} - 250 x^{3} + 25 \cdot (25 x^{2}) - {(x + 2)}^{2}$

解题步骤 2.1.3.19

将 $25$ 乘以 $25$ 。

$V = x^{6} - 10 x^{5} + 25 x^{4} - 10 x^{5} + 100 x^{4} - 250 x^{3} + 25 x^{4} - 250 x^{3} + 625 x^{2} - {(x + 2)}^{2}$

解题步骤 2.1.4

从 $- 10 x^{5}$ 中减去 $10 x^{5}$ 。

$V = x^{6} - 20 x^{5} + 25 x^{4} + 100 x^{4} - 250 x^{3} + 25 x^{4} - 250 x^{3} + 625 x^{2} - {(x + 2)}^{2}$

解题步骤 2.1.5

将 $25 x^{4}$ 和 $100 x^{4}$ 相加。

$V = x^{6} - 20 x^{5} + 125 x^{4} - 250 x^{3} + 25 x^{4} - 250 x^{3} + 625 x^{2} - {(x + 2)}^{2}$

解题步骤 2.1.6

将 $125 x^{4}$ 和 $25 x^{4}$ 相加。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 250 x^{3} - 250 x^{3} + 625 x^{2} - {(x + 2)}^{2}$

解题步骤 2.1.7

从 $- 250 x^{3}$ 中减去 $250 x^{3}$ 。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 500 x^{3} + 625 x^{2} - {(x + 2)}^{2}$

解题步骤 2.1.8

将 ${(x + 2)}^{2}$ 重写为 $(x + 2) (x + 2)$ 。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 500 x^{3} + 625 x^{2} - ((x + 2) (x + 2))$

解题步骤 2.1.9

使用 FOIL 方法展开 $(x + 2) (x + 2)$ 。

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解题步骤 2.1.9.1

运用分配律。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 500 x^{3} + 625 x^{2} - (x (x + 2) + 2 (x + 2))$

解题步骤 2.1.9.2

运用分配律。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 500 x^{3} + 625 x^{2} - (x \cdot x + x \cdot 2 + 2 (x + 2))$

解题步骤 2.1.9.3

运用分配律。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 500 x^{3} + 625 x^{2} - (x \cdot x + x \cdot 2 + 2 x + 2 \cdot 2)$

解题步骤 2.1.10

化简并合并同类项。

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解题步骤 2.1.10.1

化简每一项。

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解题步骤 2.1.10.1.1

将 $x$ 乘以 $x$ 。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 500 x^{3} + 625 x^{2} - (x^{2} + x \cdot 2 + 2 x + 2 \cdot 2)$

解题步骤 2.1.10.1.2

将 $2$ 移到 $x$ 的左侧。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 500 x^{3} + 625 x^{2} - (x^{2} + 2 \cdot x + 2 x + 2 \cdot 2)$

解题步骤 2.1.10.1.3

将 $2$ 乘以 $2$ 。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 500 x^{3} + 625 x^{2} - (x^{2} + 2 x + 2 x + 4)$

解题步骤 2.1.10.2

将 $2 x$ 和 $2 x$ 相加。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 500 x^{3} + 625 x^{2} - (x^{2} + 4 x + 4)$

解题步骤 2.1.11

运用分配律。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 500 x^{3} + 625 x^{2} - x^{2} - (4 x) - 1 \cdot 4$

解题步骤 2.1.12

化简。

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解题步骤 2.1.12.1

将 $4$ 乘以 $- 1$ 。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 500 x^{3} + 625 x^{2} - x^{2} - 4 x - 1 \cdot 4$

解题步骤 2.1.12.2

将 $- 1$ 乘以 $4$ 。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 500 x^{3} + 625 x^{2} - x^{2} - 4 x - 4$

解题步骤 2.2

从 $625 x^{2}$ 中减去 $x^{2}$ 。

$V = x^{6} - 20 x^{5} + 150 x^{4} - 500 x^{3} + 624 x^{2} - 4 x - 4$

解题步骤 3

将单个积分拆分为多个积分。

$V = π (\int_{0.08641814}^{3.76243349} x^{6} d x + \int_{0.08641814}^{3.76243349} - 20 x^{5} d x + \int_{0.08641814}^{3.76243349} 150 x^{4} d x + \int_{0.08641814}^{3.76243349} - 500 x^{3} d x + \int_{0.08641814}^{3.76243349} 624 x^{2} d x + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 4

根据幂法则， $x^{6}$ 对 $x$ 的积分是 $\frac{1}{7} x^{7}$ 。

$V = π (\frac{1}{7} x^{7}]_{0.08641814}^{3.76243349} + \int_{0.08641814}^{3.76243349} - 20 x^{5} d x + \int_{0.08641814}^{3.76243349} 150 x^{4} d x + \int_{0.08641814}^{3.76243349} - 500 x^{3} d x + \int_{0.08641814}^{3.76243349} 624 x^{2} d x + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 5

组合 $\frac{1}{7}$ 和 $x^{7}$ 。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} + \int_{0.08641814}^{3.76243349} - 20 x^{5} d x + \int_{0.08641814}^{3.76243349} 150 x^{4} d x + \int_{0.08641814}^{3.76243349} - 500 x^{3} d x + \int_{0.08641814}^{3.76243349} 624 x^{2} d x + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 6

由于 $- 20$ 对于 $x$ 是常数，所以将 $- 20$ 移到积分外。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 \int_{0.08641814}^{3.76243349} x^{5} d x + \int_{0.08641814}^{3.76243349} 150 x^{4} d x + \int_{0.08641814}^{3.76243349} - 500 x^{3} d x + \int_{0.08641814}^{3.76243349} 624 x^{2} d x + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 7

根据幂法则， $x^{5}$ 对 $x$ 的积分是 $\frac{1}{6} x^{6}$ 。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{1}{6} x^{6}]_{0.08641814}^{3.76243349}) + \int_{0.08641814}^{3.76243349} 150 x^{4} d x + \int_{0.08641814}^{3.76243349} - 500 x^{3} d x + \int_{0.08641814}^{3.76243349} 624 x^{2} d x + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 8

组合 $\frac{1}{6}$ 和 $x^{6}$ 。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + \int_{0.08641814}^{3.76243349} 150 x^{4} d x + \int_{0.08641814}^{3.76243349} - 500 x^{3} d x + \int_{0.08641814}^{3.76243349} 624 x^{2} d x + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 9

由于 $150$ 对于 $x$ 是常数，所以将 $150$ 移到积分外。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 \int_{0.08641814}^{3.76243349} x^{4} d x + \int_{0.08641814}^{3.76243349} - 500 x^{3} d x + \int_{0.08641814}^{3.76243349} 624 x^{2} d x + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 10

根据幂法则， $x^{4}$ 对 $x$ 的积分是 $\frac{1}{5} x^{5}$ 。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{1}{5} x^{5}]_{0.08641814}^{3.76243349}) + \int_{0.08641814}^{3.76243349} - 500 x^{3} d x + \int_{0.08641814}^{3.76243349} 624 x^{2} d x + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 11

组合 $\frac{1}{5}$ 和 $x^{5}$ 。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) + \int_{0.08641814}^{3.76243349} - 500 x^{3} d x + \int_{0.08641814}^{3.76243349} 624 x^{2} d x + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 12

由于 $- 500$ 对于 $x$ 是常数，所以将 $- 500$ 移到积分外。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) - 500 \int_{0.08641814}^{3.76243349} x^{3} d x + \int_{0.08641814}^{3.76243349} 624 x^{2} d x + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 13

根据幂法则， $x^{3}$ 对 $x$ 的积分是 $\frac{1}{4} x^{4}$ 。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) - 500 (\frac{1}{4} x^{4}]_{0.08641814}^{3.76243349}) + \int_{0.08641814}^{3.76243349} 624 x^{2} d x + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 14

组合 $\frac{1}{4}$ 和 $x^{4}$ 。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) - 500 (\frac{x^{4}}{4}]_{0.08641814}^{3.76243349}) + \int_{0.08641814}^{3.76243349} 624 x^{2} d x + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 15

由于 $624$ 对于 $x$ 是常数，所以将 $624$ 移到积分外。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) - 500 (\frac{x^{4}}{4}]_{0.08641814}^{3.76243349}) + 624 \int_{0.08641814}^{3.76243349} x^{2} d x + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 16

根据幂法则， $x^{2}$ 对 $x$ 的积分是 $\frac{1}{3} x^{3}$ 。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) - 500 (\frac{x^{4}}{4}]_{0.08641814}^{3.76243349}) + 624 (\frac{1}{3} x^{3}]_{0.08641814}^{3.76243349}) + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 17

组合 $\frac{1}{3}$ 和 $x^{3}$ 。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) - 500 (\frac{x^{4}}{4}]_{0.08641814}^{3.76243349}) + 624 (\frac{x^{3}}{3}]_{0.08641814}^{3.76243349}) + \int_{0.08641814}^{3.76243349} - 4 x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 18

由于 $- 4$ 对于 $x$ 是常数，所以将 $- 4$ 移到积分外。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) - 500 (\frac{x^{4}}{4}]_{0.08641814}^{3.76243349}) + 624 (\frac{x^{3}}{3}]_{0.08641814}^{3.76243349}) - 4 \int_{0.08641814}^{3.76243349} x d x + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 19

根据幂法则， $x$ 对 $x$ 的积分是 $\frac{1}{2} x^{2}$ 。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) - 500 (\frac{x^{4}}{4}]_{0.08641814}^{3.76243349}) + 624 (\frac{x^{3}}{3}]_{0.08641814}^{3.76243349}) - 4 (\frac{1}{2} x^{2}]_{0.08641814}^{3.76243349}) + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 20

组合 $\frac{1}{2}$ 和 $x^{2}$ 。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) - 500 (\frac{x^{4}}{4}]_{0.08641814}^{3.76243349}) + 624 (\frac{x^{3}}{3}]_{0.08641814}^{3.76243349}) - 4 (\frac{x^{2}}{2}]_{0.08641814}^{3.76243349}) + \int_{0.08641814}^{3.76243349} - 4 d x)$

解题步骤 21

应用常数不变法则。

$V = π (\frac{x^{7}}{7}]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) - 500 (\frac{x^{4}}{4}]_{0.08641814}^{3.76243349}) + 624 (\frac{x^{3}}{3}]_{0.08641814}^{3.76243349}) - 4 (\frac{x^{2}}{2}]_{0.08641814}^{3.76243349}) + - 4 x]_{0.08641814}^{3.76243349})$

解题步骤 22

化简答案。

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解题步骤 22.1

组合 $\frac{x^{7}}{7}]_{0.08641814}^{3.76243349}$ 和 $- 4 x]_{0.08641814}^{3.76243349}$ 。

$V = π (\frac{x^{7}}{7} - 4 x]_{0.08641814}^{3.76243349} - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) - 500 (\frac{x^{4}}{4}]_{0.08641814}^{3.76243349}) + 624 (\frac{x^{3}}{3}]_{0.08641814}^{3.76243349}) - 4 (\frac{x^{2}}{2}]_{0.08641814}^{3.76243349}))$

解题步骤 22.2

代入并化简。

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解题步骤 22.2.1

计算 $\frac{x^{7}}{7} - 4 x$ 在 $3.76243349$ 处和在 $0.08641814$ 处的值。

$V = π ((\frac{{3.76243349}^{7}}{7} - 4 \cdot 3.76243349) - (\frac{{0.08641814}^{7}}{7} - 4 \cdot 0.08641814) - 20 (\frac{x^{6}}{6}]_{0.08641814}^{3.76243349}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) - 500 (\frac{x^{4}}{4}]_{0.08641814}^{3.76243349}) + 624 (\frac{x^{3}}{3}]_{0.08641814}^{3.76243349}) - 4 (\frac{x^{2}}{2}]_{0.08641814}^{3.76243349}))$

解题步骤 22.2.2

计算 $\frac{x^{6}}{6}$ 在 $3.76243349$ 处和在 $0.08641814$ 处的值。

$V = π ((\frac{{3.76243349}^{7}}{7} - 4 \cdot 3.76243349) - (\frac{{0.08641814}^{7}}{7} - 4 \cdot 0.08641814) - 20 ((\frac{{3.76243349}^{6}}{6}) - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{x^{5}}{5}]_{0.08641814}^{3.76243349}) - 500 (\frac{x^{4}}{4}]_{0.08641814}^{3.76243349}) + 624 (\frac{x^{3}}{3}]_{0.08641814}^{3.76243349}) - 4 (\frac{x^{2}}{2}]_{0.08641814}^{3.76243349}))$

解题步骤 22.2.3

计算 $\frac{x^{5}}{5}$ 在 $3.76243349$ 处和在 $0.08641814$ 处的值。

$V = π ((\frac{{3.76243349}^{7}}{7} - 4 \cdot 3.76243349) - (\frac{{0.08641814}^{7}}{7} - 4 \cdot 0.08641814) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{x^{4}}{4}]_{0.08641814}^{3.76243349}) + 624 (\frac{x^{3}}{3}]_{0.08641814}^{3.76243349}) - 4 (\frac{x^{2}}{2}]_{0.08641814}^{3.76243349}))$

解题步骤 22.2.4

计算 $\frac{x^{4}}{4}$ 在 $3.76243349$ 处和在 $0.08641814$ 处的值。

$V = π ((\frac{{3.76243349}^{7}}{7} - 4 \cdot 3.76243349) - (\frac{{0.08641814}^{7}}{7} - 4 \cdot 0.08641814) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 ((\frac{{3.76243349}^{4}}{4}) - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{x^{3}}{3}]_{0.08641814}^{3.76243349}) - 4 (\frac{x^{2}}{2}]_{0.08641814}^{3.76243349}))$

解题步骤 22.2.5

计算 $\frac{x^{3}}{3}$ 在 $3.76243349$ 处和在 $0.08641814$ 处的值。

$V = π ((\frac{{3.76243349}^{7}}{7} - 4 \cdot 3.76243349) - (\frac{{0.08641814}^{7}}{7} - 4 \cdot 0.08641814) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 (\frac{x^{2}}{2}]_{0.08641814}^{3.76243349}))$

解题步骤 22.2.6

计算 $\frac{x^{2}}{2}$ 在 $3.76243349$ 处和在 $0.08641814$ 处的值。

$V = π ((\frac{{3.76243349}^{7}}{7} - 4 \cdot 3.76243349) - (\frac{{0.08641814}^{7}}{7} - 4 \cdot 0.08641814) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7

化简。

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解题步骤 22.2.7.1

对 $3.76243349$ 进行 $7$ 次方运算。

$V = π (\frac{10672.88483375}{7} - 4 \cdot 3.76243349 - (\frac{{0.08641814}^{7}}{7} - 4 \cdot 0.08641814) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.2

将 $- 4$ 乘以 $3.76243349$ 。

$V = π (\frac{10672.88483375}{7} - 15.04973397 - (\frac{{0.08641814}^{7}}{7} - 4 \cdot 0.08641814) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.3

要将 $- 15.04973397$ 写成带有公分母的分数，请乘以 $\frac{7}{7}$ 。

$V = π (\frac{10672.88483375}{7} - 15.04973397 \cdot \frac{7}{7} - (\frac{{0.08641814}^{7}}{7} - 4 \cdot 0.08641814) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.4

组合 $- 15.04973397$ 和 $\frac{7}{7}$ 。

$V = π (\frac{10672.88483375}{7} + \frac{- 15.04973397 \cdot 7}{7} - (\frac{{0.08641814}^{7}}{7} - 4 \cdot 0.08641814) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.5

在公分母上合并分子。

$V = π (\frac{10672.88483375 - 15.04973397 \cdot 7}{7} - (\frac{{0.08641814}^{7}}{7} - 4 \cdot 0.08641814) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.6

将 $- 15.04973397$ 乘以 $7$ 。

$V = π (\frac{10672.88483375 - 105.34813781}{7} - (\frac{{0.08641814}^{7}}{7} - 4 \cdot 0.08641814) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.7

从 $10672.88483375$ 中减去 $105.34813781$ 。

$V = π (\frac{10567.53669593}{7} - (\frac{{0.08641814}^{7}}{7} - 4 \cdot 0.08641814) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.8

对 $0.08641814$ 进行 $7$ 次方运算。

$V = π (\frac{10567.53669593}{7} - (\frac{0.00000003}{7} - 4 \cdot 0.08641814) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.9

将 $- 4$ 乘以 $0.08641814$ 。

$V = π (\frac{10567.53669593}{7} - (\frac{0.00000003}{7} - 0.34567259) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.10

要将 $- 0.34567259$ 写成带有公分母的分数，请乘以 $\frac{7}{7}$ 。

$V = π (\frac{10567.53669593}{7} - (\frac{0.00000003}{7} - 0.34567259 \cdot \frac{7}{7}) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.11

组合 $- 0.34567259$ 和 $\frac{7}{7}$ 。

$V = π (\frac{10567.53669593}{7} - (\frac{0.00000003}{7} + \frac{- 0.34567259 \cdot 7}{7}) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.12

在公分母上合并分子。

$V = π (\frac{10567.53669593}{7} - \frac{0.00000003 - 0.34567259 \cdot 7}{7} - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.13

将 $- 0.34567259$ 乘以 $7$ 。

$V = π (\frac{10567.53669593}{7} - \frac{0.00000003 - 2.41970818}{7} - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.14

从 $0.00000003$ 中减去 $2.41970818$ 。

$V = π (\frac{10567.53669593}{7} - \frac{- 2.41970814}{7} - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.15

将负号移到分数的前面。

$V = π (\frac{10567.53669593}{7} + \frac{2.41970814}{7} - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.16

将 $- 1$ 乘以 $- 1$ 。

$V = π (\frac{10567.53669593}{7} + 1 (\frac{2.41970814}{7}) - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.17

将 $\frac{2.41970814}{7}$ 乘以 $1$ 。

解题步骤 22.2.7.18

在公分母上合并分子。

$V = π (\frac{10567.53669593 + 2.41970814}{7} - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.19

将 $10567.53669593$ 和 $2.41970814$ 相加。

$V = π (\frac{10569.95640408}{7} - 20 (\frac{{3.76243349}^{6}}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.20

对 $3.76243349$ 进行 $6$ 次方运算。

$V = π (\frac{10569.95640408}{7} - 20 (\frac{2836.69727376}{6} - \frac{{0.08641814}^{6}}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.21

对 $0.08641814$ 进行 $6$ 次方运算。

$V = π (\frac{10569.95640408}{7} - 20 (\frac{2836.69727376}{6} - \frac{0.00000041}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.22

在公分母上合并分子。

$V = π (\frac{10569.95640408}{7} - 20 \frac{2836.69727376 - 0.00000041}{6} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.23

从 $2836.69727376$ 中减去 $0.00000041$ 。

$V = π (\frac{10569.95640408}{7} - 20 (\frac{2836.69727334}{6}) + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.24

组合 $- 20$ 和 $\frac{2836.69727334}{6}$ 。

$V = π (\frac{10569.95640408}{7} + \frac{- 20 \cdot 2836.69727334}{6} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.25

将 $- 20$ 乘以 $2836.69727334$ 。

$V = π (\frac{10569.95640408}{7} + \frac{- 56733.94546694}{6} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.26

将负号移到分数的前面。

$V = π (\frac{10569.95640408}{7} - \frac{56733.94546694}{6} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.27

要将 $\frac{10569.95640408}{7}$ 写成带有公分母的分数，请乘以 $\frac{6}{6}$ 。

$V = π (\frac{10569.95640408}{7} \cdot \frac{6}{6} - \frac{56733.94546694}{6} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.28

要将 $- \frac{56733.94546694}{6}$ 写成带有公分母的分数，请乘以 $\frac{7}{7}$ 。

$V = π (\frac{10569.95640408}{7} \cdot \frac{6}{6} - \frac{56733.94546694}{6} \cdot \frac{7}{7} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.29

通过与 $1$ 的合适因数相乘，将每一个表达式写成具有公分母 $42$ 的形式。

点击获取更多步骤...

解题步骤 22.2.7.29.1

将 $\frac{10569.95640408}{7}$ 乘以 $\frac{6}{6}$ 。

$V = π (\frac{10569.95640408 \cdot 6}{7 \cdot 6} - \frac{56733.94546694}{6} \cdot \frac{7}{7} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.29.2

将 $7$ 乘以 $6$ 。

$V = π (\frac{10569.95640408 \cdot 6}{42} - \frac{56733.94546694}{6} \cdot \frac{7}{7} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.29.3

将 $\frac{56733.94546694}{6}$ 乘以 $\frac{7}{7}$ 。

$V = π (\frac{10569.95640408 \cdot 6}{42} - \frac{56733.94546694 \cdot 7}{6 \cdot 7} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.29.4

将 $6$ 乘以 $7$ 。

$V = π (\frac{10569.95640408 \cdot 6}{42} - \frac{56733.94546694 \cdot 7}{42} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.30

在公分母上合并分子。

$V = π (\frac{10569.95640408 \cdot 6 - 56733.94546694 \cdot 7}{42} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.31

将 $10569.95640408$ 乘以 $6$ 。

$V = π (\frac{63419.73842452 - 56733.94546694 \cdot 7}{42} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.32

将 $- 56733.94546694$ 乘以 $7$ 。

$V = π (\frac{63419.73842452 - 397137.61826859}{42} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.33

从 $63419.73842452$ 中减去 $397137.61826859$ 。

$V = π (\frac{- 333717.87984406}{42} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.34

将负号移到分数的前面。

$V = π (- \frac{333717.87984406}{42} + 150 (\frac{{3.76243349}^{5}}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.35

对 $3.76243349$ 进行 $5$ 次方运算。

$V = π (- \frac{333717.87984406}{42} + 150 (\frac{753.95280173}{5} - \frac{{0.08641814}^{5}}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.36

对 $0.08641814$ 进行 $5$ 次方运算。

$V = π (- \frac{333717.87984406}{42} + 150 (\frac{753.95280173}{5} - \frac{0.00000481}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.37

在公分母上合并分子。

$V = π (- \frac{333717.87984406}{42} + 150 (\frac{753.95280173 - 0.00000481}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.38

从 $753.95280173$ 中减去 $0.00000481$ 。

$V = π (- \frac{333717.87984406}{42} + 150 (\frac{753.95279691}{5}) - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.39

组合 $150$ 和 $\frac{753.95279691}{5}$ 。

$V = π (- \frac{333717.87984406}{42} + \frac{150 \cdot 753.95279691}{5} - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.40

将 $150$ 乘以 $753.95279691$ 。

$V = π (- \frac{333717.87984406}{42} + \frac{113092.91953688}{5} - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.41

要将 $- \frac{333717.87984406}{42}$ 写成带有公分母的分数，请乘以 $\frac{5}{5}$ 。

$V = π (- \frac{333717.87984406}{42} \cdot \frac{5}{5} + \frac{113092.91953688}{5} - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.42

要将 $\frac{113092.91953688}{5}$ 写成带有公分母的分数，请乘以 $\frac{42}{42}$ 。

$V = π (- \frac{333717.87984406}{42} \cdot \frac{5}{5} + \frac{113092.91953688}{5} \cdot \frac{42}{42} - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.43

通过与 $1$ 的合适因数相乘，将每一个表达式写成具有公分母 $210$ 的形式。

点击获取更多步骤...

解题步骤 22.2.7.43.1

将 $\frac{333717.87984406}{42}$ 乘以 $\frac{5}{5}$ 。

$V = π (- \frac{333717.87984406 \cdot 5}{42 \cdot 5} + \frac{113092.91953688}{5} \cdot \frac{42}{42} - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.43.2

将 $42$ 乘以 $5$ 。

$V = π (- \frac{333717.87984406 \cdot 5}{210} + \frac{113092.91953688}{5} \cdot \frac{42}{42} - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.43.3

将 $\frac{113092.91953688}{5}$ 乘以 $\frac{42}{42}$ 。

$V = π (- \frac{333717.87984406 \cdot 5}{210} + \frac{113092.91953688 \cdot 42}{5 \cdot 42} - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.43.4

将 $5$ 乘以 $42$ 。

$V = π (- \frac{333717.87984406 \cdot 5}{210} + \frac{113092.91953688 \cdot 42}{210} - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.44

在公分母上合并分子。

$V = π (\frac{- 333717.87984406 \cdot 5 + 113092.91953688 \cdot 42}{210} - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.45

将 $- 333717.87984406$ 乘以 $5$ 。

$V = π (\frac{- 1668589.39922034 + 113092.91953688 \cdot 42}{210} - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.46

将 $113092.91953688$ 乘以 $42$ 。

$V = π (\frac{- 1668589.39922034 + 4749902.62054914}{210} - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.47

将 $- 1668589.39922034$ 和 $4749902.62054914$ 相加。

$V = π (\frac{3081313.22132879}{210} - 500 (\frac{{3.76243349}^{4}}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.48

对 $3.76243349$ 进行 $4$ 次方运算。

$V = π (\frac{3081313.22132879}{210} - 500 (\frac{200.38966882}{4} - \frac{{0.08641814}^{4}}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.49

对 $0.08641814$ 进行 $4$ 次方运算。

$V = π (\frac{3081313.22132879}{210} - 500 (\frac{200.38966882}{4} - \frac{0.00005577}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.50

在公分母上合并分子。

$V = π (\frac{3081313.22132879}{210} - 500 \frac{200.38966882 - 0.00005577}{4} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.51

从 $200.38966882$ 中减去 $0.00005577$ 。

$V = π (\frac{3081313.22132879}{210} - 500 (\frac{200.38961305}{4}) + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.52

组合 $- 500$ 和 $\frac{200.38961305}{4}$ 。

$V = π (\frac{3081313.22132879}{210} + \frac{- 500 \cdot 200.38961305}{4} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.53

将 $- 500$ 乘以 $200.38961305$ 。

$V = π (\frac{3081313.22132879}{210} + \frac{- 100194.80652516}{4} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.54

将负号移到分数的前面。

$V = π (\frac{3081313.22132879}{210} - \frac{100194.80652516}{4} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.55

要将 $\frac{3081313.22132879}{210}$ 写成带有公分母的分数，请乘以 $\frac{2}{2}$ 。

$V = π (\frac{3081313.22132879}{210} \cdot \frac{2}{2} - \frac{100194.80652516}{4} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.56

要将 $- \frac{100194.80652516}{4}$ 写成带有公分母的分数，请乘以 $\frac{105}{105}$ 。

$V = π (\frac{3081313.22132879}{210} \cdot \frac{2}{2} - \frac{100194.80652516}{4} \cdot \frac{105}{105} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.57

通过与 $1$ 的合适因数相乘，将每一个表达式写成具有公分母 $420$ 的形式。

点击获取更多步骤...

解题步骤 22.2.7.57.1

将 $\frac{3081313.22132879}{210}$ 乘以 $\frac{2}{2}$ 。

$V = π (\frac{3081313.22132879 \cdot 2}{210 \cdot 2} - \frac{100194.80652516}{4} \cdot \frac{105}{105} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.57.2

将 $210$ 乘以 $2$ 。

$V = π (\frac{3081313.22132879 \cdot 2}{420} - \frac{100194.80652516}{4} \cdot \frac{105}{105} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.57.3

将 $\frac{100194.80652516}{4}$ 乘以 $\frac{105}{105}$ 。

$V = π (\frac{3081313.22132879 \cdot 2}{420} - \frac{100194.80652516 \cdot 105}{4 \cdot 105} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.57.4

将 $4$ 乘以 $105$ 。

$V = π (\frac{3081313.22132879 \cdot 2}{420} - \frac{100194.80652516 \cdot 105}{420} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.58

在公分母上合并分子。

$V = π (\frac{3081313.22132879 \cdot 2 - 100194.80652516 \cdot 105}{420} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.59

将 $3081313.22132879$ 乘以 $2$ 。

$V = π (\frac{6162626.44265759 - 100194.80652516 \cdot 105}{420} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.60

将 $- 100194.80652516$ 乘以 $105$ 。

$V = π (\frac{6162626.44265759 - 10520454.6851421}{420} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.61

从 $6162626.44265759$ 中减去 $10520454.6851421$ 。

$V = π (\frac{- 4357828.24248451}{420} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.62

将负号移到分数的前面。

$V = π (- \frac{4357828.24248451}{420} + 624 (\frac{{3.76243349}^{3}}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.63

对 $3.76243349$ 进行 $3$ 次方运算。

$V = π (- \frac{4357828.24248451}{420} + 624 (\frac{53.26065408}{3} - \frac{{0.08641814}^{3}}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.64

对 $0.08641814$ 进行 $3$ 次方运算。

$V = π (- \frac{4357828.24248451}{420} + 624 (\frac{53.26065408}{3} - \frac{0.00064537}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.65

在公分母上合并分子。

$V = π (- \frac{4357828.24248451}{420} + 624 (\frac{53.26065408 - 0.00064537}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.66

从 $53.26065408$ 中减去 $0.00064537$ 。

$V = π (- \frac{4357828.24248451}{420} + 624 (\frac{53.2600087}{3}) - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.67

组合 $624$ 和 $\frac{53.2600087}{3}$ 。

$V = π (- \frac{4357828.24248451}{420} + \frac{624 \cdot 53.2600087}{3} - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.68

将 $624$ 乘以 $53.2600087$ 。

$V = π (- \frac{4357828.24248451}{420} + \frac{33234.24543367}{3} - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.69

要将 $\frac{33234.24543367}{3}$ 写成带有公分母的分数，请乘以 $\frac{140}{140}$ 。

$V = π (- \frac{4357828.24248451}{420} + \frac{33234.24543367}{3} \cdot \frac{140}{140} - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.70

通过与 $1$ 的合适因数相乘，将每一个表达式写成具有公分母 $420$ 的形式。

点击获取更多步骤...

解题步骤 22.2.7.70.1

将 $\frac{33234.24543367}{3}$ 乘以 $\frac{140}{140}$ 。

$V = π (- \frac{4357828.24248451}{420} + \frac{33234.24543367 \cdot 140}{3 \cdot 140} - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.70.2

将 $3$ 乘以 $140$ 。

$V = π (- \frac{4357828.24248451}{420} + \frac{33234.24543367 \cdot 140}{420} - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.71

在公分母上合并分子。

$V = π (\frac{- 4357828.24248451 + 33234.24543367 \cdot 140}{420} - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.72

将 $33234.24543367$ 乘以 $140$ 。

$V = π (\frac{- 4357828.24248451 + 4652794.36071416}{420} - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.73

将 $- 4357828.24248451$ 和 $4652794.36071416$ 相加。

$V = π (\frac{294966.11822965}{420} - 4 ((\frac{{3.76243349}^{2}}{2}) - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.74

对 $3.76243349$ 进行 $2$ 次方运算。

$V = π (\frac{294966.11822965}{420} - 4 (\frac{14.15590579}{2} - \frac{{0.08641814}^{2}}{2}))$

解题步骤 22.2.7.75

对 $0.08641814$ 进行 $2$ 次方运算。

$V = π (\frac{294966.11822965}{420} - 4 (\frac{14.15590579}{2} - \frac{0.00746809}{2}))$

解题步骤 22.2.7.76

在公分母上合并分子。

$V = π (\frac{294966.11822965}{420} - 4 \frac{14.15590579 - 0.00746809}{2})$

解题步骤 22.2.7.77

从 $14.15590579$ 中减去 $0.00746809$ 。

$V = π (\frac{294966.11822965}{420} - 4 (\frac{14.14843769}{2}))$

解题步骤 22.2.7.78

组合 $- 4$ 和 $\frac{14.14843769}{2}$ 。

$V = π (\frac{294966.11822965}{420} + \frac{- 4 \cdot 14.14843769}{2})$

解题步骤 22.2.7.79

将 $- 4$ 乘以 $14.14843769$ 。

$V = π (\frac{294966.11822965}{420} + \frac{- 56.59375078}{2})$

解题步骤 22.2.7.80

将负号移到分数的前面。

$V = π (\frac{294966.11822965}{420} - \frac{56.59375078}{2})$

解题步骤 22.2.7.81

要将 $- \frac{56.59375078}{2}$ 写成带有公分母的分数，请乘以 $\frac{210}{210}$ 。

$V = π (\frac{294966.11822965}{420} - \frac{56.59375078}{2} \cdot \frac{210}{210})$

解题步骤 22.2.7.82

通过与 $1$ 的合适因数相乘，将每一个表达式写成具有公分母 $420$ 的形式。

点击获取更多步骤...

解题步骤 22.2.7.82.1

将 $\frac{56.59375078}{2}$ 乘以 $\frac{210}{210}$ 。

$V = π (\frac{294966.11822965}{420} - \frac{56.59375078 \cdot 210}{2 \cdot 210})$

解题步骤 22.2.7.82.2

将 $2$ 乘以 $210$ 。

$V = π (\frac{294966.11822965}{420} - \frac{56.59375078 \cdot 210}{420})$

解题步骤 22.2.7.83

在公分母上合并分子。

$V = π (\frac{294966.11822965 - 56.59375078 \cdot 210}{420})$

解题步骤 22.2.7.84

将 $- 56.59375078$ 乘以 $210$ 。

$V = π (\frac{294966.11822965 - 11884.68766509}{420})$

解题步骤 22.2.7.85

从 $294966.11822965$ 中减去 $11884.68766509$ 。

$V = π (\frac{283081.43056456}{420})$

解题步骤 22.2.7.86

组合 $π$ 和 $\frac{283081.43056456}{420}$ 。

$V = \frac{π \cdot 283081.43056456}{420}$

解题步骤 22.2.7.87

将 $π$ 乘以 $283081.43056456$ 。

$V = \frac{889326.54262932}{420}$

解题步骤 23

用 $889326.54262932$ 除以 $420$ 。

$V = 2117.44414911$

解题步骤 24

微积分学 示例

微积分学示例