Basic Math Examples

${(a + b x^{3})}^{2} d x$

Step 1

Rewrite ${(a + b x^{3})}^{2}$ as $(a + b x^{3}) (a + b x^{3})$ .

$(a + b x^{3}) (a + b x^{3}) d x$

Step 2

Expand $(a + b x^{3}) (a + b x^{3})$ using the FOIL Method.

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Step 2.1

Apply the distributive property.

$(a (a + b x^{3}) + b x^{3} (a + b x^{3})) d x$

Step 2.2

Apply the distributive property.

$(a \cdot a + a (b x^{3}) + b x^{3} (a + b x^{3})) d x$

Step 2.3

Apply the distributive property.

$(a \cdot a + a (b x^{3}) + b x^{3} a + b x^{3} (b x^{3})) d x$

Step 3

Simplify and combine like terms.

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Step 3.1

Simplify each term.

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Step 3.1.1

Multiply $a$ by $a$ .

$(a^{2} + a (b x^{3}) + b x^{3} a + b x^{3} (b x^{3})) d x$

Step 3.1.2

Multiply $b$ by $b$ by adding the exponents.

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Step 3.1.2.1

Move $b$ .

$(a^{2} + a b x^{3} + b x^{3} a + b \cdot b x^{3} x^{3}) d x$

Step 3.1.2.2

Multiply $b$ by $b$ .

$(a^{2} + a b x^{3} + b x^{3} a + b^{2} x^{3} x^{3}) d x$

Step 3.1.3

Multiply $x^{3}$ by $x^{3}$ by adding the exponents.

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Step 3.1.3.1

Move $x^{3}$ .

$(a^{2} + a b x^{3} + b x^{3} a + b^{2} (x^{3} x^{3})) d x$

Step 3.1.3.2

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$(a^{2} + a b x^{3} + b x^{3} a + b^{2} x^{3 + 3}) d x$

Step 3.1.3.3

Add $3$ and $3$ .

$(a^{2} + a b x^{3} + b x^{3} a + b^{2} x^{6}) d x$

Step 3.2

Add $a b x^{3}$ and $b x^{3} a$ .

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Step 3.2.1

Reorder $b$ and $a$ .

$(a^{2} + a b x^{3} + a b x^{3} + b^{2} x^{6}) d x$

Step 3.2.2

Add $a b x^{3}$ and $a b x^{3}$ .

$(a^{2} + 2 a b x^{3} + b^{2} x^{6}) d x$

Step 4

Apply the distributive property.

$(a^{2} d + 2 a b x^{3} d + b^{2} x^{6} d) x$

Step 5

Apply the distributive property.

$a^{2} d x + 2 a b x^{3} d x + b^{2} x^{6} d x$

Step 6

Simplify.

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Step 6.1

Multiply $x^{3}$ by $x$ by adding the exponents.

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Step 6.1.1

Move $x$ .

$a^{2} d x + 2 a b (x \cdot x^{3}) d + b^{2} x^{6} d x$

Step 6.1.2

Multiply $x$ by $x^{3}$ .

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Step 6.1.2.1

Raise $x$ to the power of $1$ .

$a^{2} d x + 2 a b (x^{1} x^{3}) d + b^{2} x^{6} d x$

Step 6.1.2.2

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$a^{2} d x + 2 a b x^{1 + 3} d + b^{2} x^{6} d x$

Step 6.1.3

Add $1$ and $3$ .

$a^{2} d x + 2 a b x^{4} d + b^{2} x^{6} d x$

Step 6.2

Multiply $x^{6}$ by $x$ by adding the exponents.

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Step 6.2.1

Move $x$ .

$a^{2} d x + 2 a b x^{4} d + b^{2} (x \cdot x^{6}) d$

Step 6.2.2

Multiply $x$ by $x^{6}$ .

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Step 6.2.2.1

Raise $x$ to the power of $1$ .

$a^{2} d x + 2 a b x^{4} d + b^{2} (x^{1} x^{6}) d$

Step 6.2.2.2

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$a^{2} d x + 2 a b x^{4} d + b^{2} x^{1 + 6} d$

Step 6.2.3

Add $1$ and $6$ .

$a^{2} d x + 2 a b x^{4} d + b^{2} x^{7} d$