Precalculus Examples

$\frac{{(x^{2} + 2)}^{3} (2 x) - x^{2} \cdot 3 {(x^{2} + 2)}^{2} (2 x)}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1

Simplify the numerator.

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Step 1.1

Factor ${(x^{2} + 2)}^{2} x$ out of ${(x^{2} + 2)}^{3} \cdot 2 x - x^{2} \cdot (3 {(x^{2} + 2)}^{2} (2 x))$ .

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Step 1.1.1

Factor ${(x^{2} + 2)}^{2} x$ out of ${(x^{2} + 2)}^{3} \cdot 2 x$ .

$\frac{{(x^{2} + 2)}^{2} x ((x^{2} + 2) \cdot 2) - x^{2} \cdot (3 {(x^{2} + 2)}^{2} (2 x))}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.1.2

Factor ${(x^{2} + 2)}^{2} x$ out of $- x^{2} \cdot (3 {(x^{2} + 2)}^{2} (2 x))$ .

$\frac{{(x^{2} + 2)}^{2} x ((x^{2} + 2) \cdot 2) + {(x^{2} + 2)}^{2} x (- x \cdot (3 (2 x)))}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.1.3

Factor ${(x^{2} + 2)}^{2} x$ out of ${(x^{2} + 2)}^{2} x ((x^{2} + 2) \cdot 2) + {(x^{2} + 2)}^{2} x (- x \cdot (3 (2 x)))$ .

$\frac{{(x^{2} + 2)}^{2} x ((x^{2} + 2) \cdot 2 - x \cdot (3 (2 x)))}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.2

Combine exponents.

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Step 1.2.1

Multiply $2$ by $3$ .

$\frac{{(x^{2} + 2)}^{2} x ((x^{2} + 2) \cdot 2 - x \cdot (6 x))}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.2.2

Multiply $6$ by $- 1$ .

$\frac{{(x^{2} + 2)}^{2} x ((x^{2} + 2) \cdot 2 - 6 x \cdot x)}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.2.3

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

$\frac{{(x^{2} + 2)}^{2} x ((x^{2} + 2) \cdot 2 - 6 (x^{1} x))}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.2.4

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

$\frac{{(x^{2} + 2)}^{2} x ((x^{2} + 2) \cdot 2 - 6 (x^{1} x^{1}))}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.2.5

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

$\frac{{(x^{2} + 2)}^{2} x ((x^{2} + 2) \cdot 2 - 6 x^{1 + 1})}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.2.6

Add $1$ and $1$ .

$\frac{{(x^{2} + 2)}^{2} x ((x^{2} + 2) \cdot 2 - 6 x^{2})}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.3

Simplify each term.

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Step 1.3.1

Apply the distributive property.

$\frac{{(x^{2} + 2)}^{2} x (x^{2} \cdot 2 + 2 \cdot 2 - 6 x^{2})}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.3.2

Move $2$ to the left of $x^{2}$ .

$\frac{{(x^{2} + 2)}^{2} x (2 \cdot x^{2} + 2 \cdot 2 - 6 x^{2})}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.3.3

Multiply $2$ by $2$ .

$\frac{{(x^{2} + 2)}^{2} x (2 x^{2} + 4 - 6 x^{2})}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.4

Subtract $6 x^{2}$ from $2 x^{2}$ .

$\frac{{(x^{2} + 2)}^{2} x (- 4 x^{2} + 4)}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.5

Factor $4$ out of $- 4 x^{2} + 4$ .

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Step 1.5.1

Factor $4$ out of $- 4 x^{2}$ .

$\frac{{(x^{2} + 2)}^{2} x (4 (- x^{2}) + 4)}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.5.2

Factor $4$ out of $4$ .

$\frac{{(x^{2} + 2)}^{2} x (4 (- x^{2}) + 4 (1))}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.5.3

Factor $4$ out of $4 (- x^{2}) + 4 (1)$ .

$\frac{{(x^{2} + 2)}^{2} x (4 (- x^{2} + 1))}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.6

Rewrite $1$ as $1^{2}$ .

$\frac{{(x^{2} + 2)}^{2} x (4 (- x^{2} + 1^{2}))}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.7

Reorder $- x^{2}$ and $1^{2}$ .

$\frac{{(x^{2} + 2)}^{2} x (4 (1^{2} - x^{2}))}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 1.8

Factor.

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{{({(x^{2} + 2)}^{3})}^{2}}$

Step 2

Simplify the denominator.

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Step 2.1

Multiply the exponents in ${({(x^{2} + 2)}^{3})}^{2}$ .

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Step 2.1.1

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{{(x^{2} + 2)}^{3 \cdot 2}}$

Step 2.1.2

Multiply $3$ by $2$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{{(x^{2} + 2)}^{6}}$

Step 2.2

Use the Binomial Theorem.

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{{(x^{2})}^{6} + 6 {(x^{2})}^{5} \cdot 2 + 15 {(x^{2})}^{4} \cdot 2^{2} + 20 {(x^{2})}^{3} \cdot 2^{3} + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3

Simplify each term.

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Step 2.3.1

Multiply the exponents in ${(x^{2})}^{6}$ .

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Step 2.3.1.1

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{2 \cdot 6} + 6 {(x^{2})}^{5} \cdot 2 + 15 {(x^{2})}^{4} \cdot 2^{2} + 20 {(x^{2})}^{3} \cdot 2^{3} + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.1.2

Multiply $2$ by $6$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 6 {(x^{2})}^{5} \cdot 2 + 15 {(x^{2})}^{4} \cdot 2^{2} + 20 {(x^{2})}^{3} \cdot 2^{3} + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.2

Multiply the exponents in ${(x^{2})}^{5}$ .

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Step 2.3.2.1

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 6 x^{2 \cdot 5} \cdot 2 + 15 {(x^{2})}^{4} \cdot 2^{2} + 20 {(x^{2})}^{3} \cdot 2^{3} + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.2.2

Multiply $2$ by $5$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 6 x^{10} \cdot 2 + 15 {(x^{2})}^{4} \cdot 2^{2} + 20 {(x^{2})}^{3} \cdot 2^{3} + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.3

Multiply $2$ by $6$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 15 {(x^{2})}^{4} \cdot 2^{2} + 20 {(x^{2})}^{3} \cdot 2^{3} + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.4

Multiply the exponents in ${(x^{2})}^{4}$ .

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Step 2.3.4.1

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 15 x^{2 \cdot 4} \cdot 2^{2} + 20 {(x^{2})}^{3} \cdot 2^{3} + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.4.2

Multiply $2$ by $4$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 15 x^{8} \cdot 2^{2} + 20 {(x^{2})}^{3} \cdot 2^{3} + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.5

Raise $2$ to the power of $2$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 15 x^{8} \cdot 4 + 20 {(x^{2})}^{3} \cdot 2^{3} + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.6

Multiply $4$ by $15$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 20 {(x^{2})}^{3} \cdot 2^{3} + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.7

Multiply the exponents in ${(x^{2})}^{3}$ .

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Step 2.3.7.1

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 20 x^{2 \cdot 3} \cdot 2^{3} + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.7.2

Multiply $2$ by $3$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 20 x^{6} \cdot 2^{3} + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.8

Raise $2$ to the power of $3$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 20 x^{6} \cdot 8 + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.9

Multiply $8$ by $20$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 15 {(x^{2})}^{2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.10

Multiply the exponents in ${(x^{2})}^{2}$ .

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Step 2.3.10.1

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 15 x^{2 \cdot 2} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.10.2

Multiply $2$ by $2$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 15 x^{4} \cdot 2^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.11

Raise $2$ to the power of $4$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 15 x^{4} \cdot 16 + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.12

Multiply $16$ by $15$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 6 x^{2} \cdot 2^{5} + 2^{6}}$

Step 2.3.13

Raise $2$ to the power of $5$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 6 x^{2} \cdot 32 + 2^{6}}$

Step 2.3.14

Multiply $32$ by $6$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 2^{6}}$

Step 2.3.15

Raise $2$ to the power of $6$ .

$\frac{{(x^{2} + 2)}^{2} x \cdot 4 (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 3

Move $4$ to the left of ${(x^{2} + 2)}^{2} x$ .

$\frac{4 \cdot ({(x^{2} + 2)}^{2} x) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 4

Reorder factors in $\frac{4 {(x^{2} + 2)}^{2} x (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$ .

$\frac{4 x {(x^{2} + 2)}^{2} (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 5

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

$\frac{4 x ((x^{2} + 2) (x^{2} + 2)) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 6

Expand $(x^{2} + 2) (x^{2} + 2)$ using the FOIL Method.

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Step 6.1

Apply the distributive property.

$\frac{4 x (x^{2} (x^{2} + 2) + 2 (x^{2} + 2)) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 6.2

Apply the distributive property.

$\frac{4 x (x^{2} x^{2} + x^{2} \cdot 2 + 2 (x^{2} + 2)) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 6.3

Apply the distributive property.

$\frac{4 x (x^{2} x^{2} + x^{2} \cdot 2 + 2 x^{2} + 2 \cdot 2) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 7

Simplify and combine like terms.

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Step 7.1

Simplify each term.

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Step 7.1.1

Multiply $x^{2}$ by $x^{2}$ by adding the exponents.

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Step 7.1.1.1

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

$\frac{4 x (x^{2 + 2} + x^{2} \cdot 2 + 2 x^{2} + 2 \cdot 2) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 7.1.1.2

Add $2$ and $2$ .

$\frac{4 x (x^{4} + x^{2} \cdot 2 + 2 x^{2} + 2 \cdot 2) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 7.1.2

Move $2$ to the left of $x^{2}$ .

$\frac{4 x (x^{4} + 2 \cdot x^{2} + 2 x^{2} + 2 \cdot 2) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 7.1.3

Multiply $2$ by $2$ .

$\frac{4 x (x^{4} + 2 x^{2} + 2 x^{2} + 4) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 7.2

Add $2 x^{2}$ and $2 x^{2}$ .

$\frac{4 x (x^{4} + 4 x^{2} + 4) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 8

Apply the distributive property.

$\frac{(4 x \cdot x^{4} + 4 x (4 x^{2}) + 4 x \cdot 4) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 9

Simplify.

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Step 9.1

Multiply $x$ by $x^{4}$ by adding the exponents.

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Step 9.1.1

Move $x^{4}$ .

$\frac{(4 (x^{4} x) + 4 x (4 x^{2}) + 4 x \cdot 4) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 9.1.2

Multiply $x^{4}$ by $x$ .

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Step 9.1.2.1

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

$\frac{(4 (x^{4} x^{1}) + 4 x (4 x^{2}) + 4 x \cdot 4) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 9.1.2.2

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

$\frac{(4 x^{4 + 1} + 4 x (4 x^{2}) + 4 x \cdot 4) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 9.1.3

Add $4$ and $1$ .

$\frac{(4 x^{5} + 4 x (4 x^{2}) + 4 x \cdot 4) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 9.2

Rewrite using the commutative property of multiplication.

$\frac{(4 x^{5} + 4 \cdot 4 x \cdot x^{2} + 4 x \cdot 4) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 9.3

Multiply $4$ by $4$ .

$\frac{(4 x^{5} + 4 \cdot 4 x \cdot x^{2} + 16 x) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 10

Simplify each term.

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Step 10.1

Multiply $x$ by $x^{2}$ by adding the exponents.

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Step 10.1.1

Move $x^{2}$ .

$\frac{(4 x^{5} + 4 \cdot 4 (x^{2} x) + 16 x) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 10.1.2

Multiply $x^{2}$ by $x$ .

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Step 10.1.2.1

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

$\frac{(4 x^{5} + 4 \cdot 4 (x^{2} x^{1}) + 16 x) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 10.1.2.2

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

$\frac{(4 x^{5} + 4 \cdot 4 x^{2 + 1} + 16 x) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 10.1.3

Add $2$ and $1$ .

$\frac{(4 x^{5} + 4 \cdot 4 x^{3} + 16 x) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 10.2

Multiply $4$ by $4$ .

$\frac{(4 x^{5} + 16 x^{3} + 16 x) (1 + x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 11

Expand $(4 x^{5} + 16 x^{3} + 16 x) (1 + x)$ by multiplying each term in the first expression by each term in the second expression.

$\frac{(4 x^{5} \cdot 1 + 4 x^{5} x + 16 x^{3} \cdot 1 + 16 x^{3} x + 16 x \cdot 1 + 16 x \cdot x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 12

Simplify each term.

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Step 12.1

Multiply $4$ by $1$ .

$\frac{(4 x^{5} + 4 x^{5} x + 16 x^{3} \cdot 1 + 16 x^{3} x + 16 x \cdot 1 + 16 x \cdot x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 12.2

Multiply $x^{5}$ by $x$ by adding the exponents.

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Step 12.2.1

Move $x$ .

$\frac{(4 x^{5} + 4 (x \cdot x^{5}) + 16 x^{3} \cdot 1 + 16 x^{3} x + 16 x \cdot 1 + 16 x \cdot x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 12.2.2

Multiply $x$ by $x^{5}$ .

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Step 12.2.2.1

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

$\frac{(4 x^{5} + 4 (x^{1} x^{5}) + 16 x^{3} \cdot 1 + 16 x^{3} x + 16 x \cdot 1 + 16 x \cdot x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 12.2.2.2

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

$\frac{(4 x^{5} + 4 x^{1 + 5} + 16 x^{3} \cdot 1 + 16 x^{3} x + 16 x \cdot 1 + 16 x \cdot x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 12.2.3

Add $1$ and $5$ .

$\frac{(4 x^{5} + 4 x^{6} + 16 x^{3} \cdot 1 + 16 x^{3} x + 16 x \cdot 1 + 16 x \cdot x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 12.3

Multiply $16$ by $1$ .

$\frac{(4 x^{5} + 4 x^{6} + 16 x^{3} + 16 x^{3} x + 16 x \cdot 1 + 16 x \cdot x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 12.4

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

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Step 12.4.1

Move $x$ .

$\frac{(4 x^{5} + 4 x^{6} + 16 x^{3} + 16 (x \cdot x^{3}) + 16 x \cdot 1 + 16 x \cdot x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 12.4.2

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

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Step 12.4.2.1

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

$\frac{(4 x^{5} + 4 x^{6} + 16 x^{3} + 16 (x^{1} x^{3}) + 16 x \cdot 1 + 16 x \cdot x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 12.4.2.2

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

$\frac{(4 x^{5} + 4 x^{6} + 16 x^{3} + 16 x^{1 + 3} + 16 x \cdot 1 + 16 x \cdot x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 12.4.3

Add $1$ and $3$ .

$\frac{(4 x^{5} + 4 x^{6} + 16 x^{3} + 16 x^{4} + 16 x \cdot 1 + 16 x \cdot x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 12.5

Multiply $16$ by $1$ .

$\frac{(4 x^{5} + 4 x^{6} + 16 x^{3} + 16 x^{4} + 16 x + 16 x \cdot x) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 12.6

Multiply $x$ by $x$ by adding the exponents.

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Step 12.6.1

Move $x$ .

$\frac{(4 x^{5} + 4 x^{6} + 16 x^{3} + 16 x^{4} + 16 x + 16 (x \cdot x)) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 12.6.2

Multiply $x$ by $x$ .

$\frac{(4 x^{5} + 4 x^{6} + 16 x^{3} + 16 x^{4} + 16 x + 16 x^{2}) (1 - x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 13

Expand $(4 x^{5} + 4 x^{6} + 16 x^{3} + 16 x^{4} + 16 x + 16 x^{2}) (1 - x)$ by multiplying each term in the first expression by each term in the second expression.

$\frac{4 x^{5} \cdot 1 + 4 x^{5} (- x) + 4 x^{6} \cdot 1 + 4 x^{6} (- x) + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14

Simplify each term.

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Step 14.1

Multiply $4$ by $1$ .

$\frac{4 x^{5} + 4 x^{5} (- x) + 4 x^{6} \cdot 1 + 4 x^{6} (- x) + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.2

Rewrite using the commutative property of multiplication.

$\frac{4 x^{5} + 4 \cdot - 1 x^{5} x + 4 x^{6} \cdot 1 + 4 x^{6} (- x) + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.3

Multiply $x^{5}$ by $x$ by adding the exponents.

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Step 14.3.1

Move $x$ .

$\frac{4 x^{5} + 4 \cdot - 1 (x \cdot x^{5}) + 4 x^{6} \cdot 1 + 4 x^{6} (- x) + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.3.2

Multiply $x$ by $x^{5}$ .

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Step 14.3.2.1

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

$\frac{4 x^{5} + 4 \cdot - 1 (x^{1} x^{5}) + 4 x^{6} \cdot 1 + 4 x^{6} (- x) + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.3.2.2

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

$\frac{4 x^{5} + 4 \cdot - 1 x^{1 + 5} + 4 x^{6} \cdot 1 + 4 x^{6} (- x) + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.3.3

Add $1$ and $5$ .

$\frac{4 x^{5} + 4 \cdot - 1 x^{6} + 4 x^{6} \cdot 1 + 4 x^{6} (- x) + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.4

Multiply $4$ by $- 1$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} \cdot 1 + 4 x^{6} (- x) + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.5

Multiply $4$ by $1$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} + 4 x^{6} (- x) + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.6

Rewrite using the commutative property of multiplication.

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} + 4 \cdot - 1 x^{6} x + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.7

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

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Step 14.7.1

Move $x$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} + 4 \cdot - 1 (x \cdot x^{6}) + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.7.2

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

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Step 14.7.2.1

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

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} + 4 \cdot - 1 (x^{1} x^{6}) + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.7.2.2

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

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} + 4 \cdot - 1 x^{1 + 6} + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.7.3

Add $1$ and $6$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} + 4 \cdot - 1 x^{7} + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.8

Multiply $4$ by $- 1$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} \cdot 1 + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.9

Multiply $16$ by $1$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} + 16 x^{3} (- x) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.10

Rewrite using the commutative property of multiplication.

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} + 16 \cdot - 1 x^{3} x + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.11

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

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Step 14.11.1

Move $x$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} + 16 \cdot - 1 (x \cdot x^{3}) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.11.2

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

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Step 14.11.2.1

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

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} + 16 \cdot - 1 (x^{1} x^{3}) + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.11.2.2

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

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} + 16 \cdot - 1 x^{1 + 3} + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.11.3

Add $1$ and $3$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} + 16 \cdot - 1 x^{4} + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.12

Multiply $16$ by $- 1$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} \cdot 1 + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.13

Multiply $16$ by $1$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} + 16 x^{4} (- x) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.14

Rewrite using the commutative property of multiplication.

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} + 16 \cdot - 1 x^{4} x + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.15

Multiply $x^{4}$ by $x$ by adding the exponents.

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Step 14.15.1

Move $x$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} + 16 \cdot - 1 (x \cdot x^{4}) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.15.2

Multiply $x$ by $x^{4}$ .

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Step 14.15.2.1

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

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} + 16 \cdot - 1 (x^{1} x^{4}) + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.15.2.2

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

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} + 16 \cdot - 1 x^{1 + 4} + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.15.3

Add $1$ and $4$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} + 16 \cdot - 1 x^{5} + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.16

Multiply $16$ by $- 1$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x \cdot 1 + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.17

Multiply $16$ by $1$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x + 16 x (- x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.18

Rewrite using the commutative property of multiplication.

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x + 16 \cdot - 1 x \cdot x + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.19

Multiply $x$ by $x$ by adding the exponents.

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Step 14.19.1

Move $x$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x + 16 \cdot - 1 (x \cdot x) + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.19.2

Multiply $x$ by $x$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x + 16 \cdot - 1 x^{2} + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.20

Multiply $16$ by $- 1$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x - 16 x^{2} + 16 x^{2} \cdot 1 + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.21

Multiply $16$ by $1$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x - 16 x^{2} + 16 x^{2} + 16 x^{2} (- x)}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.22

Rewrite using the commutative property of multiplication.

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x - 16 x^{2} + 16 x^{2} + 16 \cdot - 1 x^{2} x}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.23

Multiply $x^{2}$ by $x$ by adding the exponents.

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Step 14.23.1

Move $x$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x - 16 x^{2} + 16 x^{2} + 16 \cdot - 1 (x \cdot x^{2})}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.23.2

Multiply $x$ by $x^{2}$ .

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Step 14.23.2.1

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

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x - 16 x^{2} + 16 x^{2} + 16 \cdot - 1 (x^{1} x^{2})}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.23.2.2

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

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x - 16 x^{2} + 16 x^{2} + 16 \cdot - 1 x^{1 + 2}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.23.3

Add $1$ and $2$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x - 16 x^{2} + 16 x^{2} + 16 \cdot - 1 x^{3}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 14.24

Multiply $16$ by $- 1$ .

$\frac{4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x - 16 x^{2} + 16 x^{2} - 16 x^{3}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 15

Combine the opposite terms in $4 x^{5} - 4 x^{6} + 4 x^{6} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x - 16 x^{2} + 16 x^{2} - 16 x^{3}$ .

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Step 15.1

Add $- 4 x^{6}$ and $4 x^{6}$ .

$\frac{4 x^{5} + 0 - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x - 16 x^{2} + 16 x^{2} - 16 x^{3}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 15.2

Add $4 x^{5}$ and $0$ .

$\frac{4 x^{5} - 4 x^{7} + 16 x^{3} - 16 x^{4} + 16 x^{4} - 16 x^{5} + 16 x - 16 x^{2} + 16 x^{2} - 16 x^{3}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 15.3

Add $- 16 x^{4}$ and $16 x^{4}$ .

$\frac{4 x^{5} - 4 x^{7} + 16 x^{3} + 0 - 16 x^{5} + 16 x - 16 x^{2} + 16 x^{2} - 16 x^{3}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 15.4

Add $4 x^{5} - 4 x^{7} + 16 x^{3}$ and $0$ .

$\frac{4 x^{5} - 4 x^{7} + 16 x^{3} - 16 x^{5} + 16 x - 16 x^{2} + 16 x^{2} - 16 x^{3}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 15.5

Add $- 16 x^{2}$ and $16 x^{2}$ .

$\frac{4 x^{5} - 4 x^{7} + 16 x^{3} - 16 x^{5} + 16 x + 0 - 16 x^{3}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 15.6

Add $4 x^{5} - 4 x^{7} + 16 x^{3} - 16 x^{5} + 16 x$ and $0$ .

$\frac{4 x^{5} - 4 x^{7} + 16 x^{3} - 16 x^{5} + 16 x - 16 x^{3}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 15.7

Subtract $16 x^{3}$ from $16 x^{3}$ .

$\frac{4 x^{5} - 4 x^{7} - 16 x^{5} + 16 x + 0}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 15.8

Add $4 x^{5} - 4 x^{7} - 16 x^{5} + 16 x$ and $0$ .

$\frac{4 x^{5} - 4 x^{7} - 16 x^{5} + 16 x}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 16

Subtract $16 x^{5}$ from $4 x^{5}$ .

$\frac{- 4 x^{7} - 12 x^{5} + 16 x}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 17

Split the fraction $\frac{- 4 x^{7} - 12 x^{5} + 16 x}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$ into two fractions.

$\frac{- 4 x^{7} - 12 x^{5}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64} + \frac{16 x}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 18

Split the fraction $\frac{- 4 x^{7} - 12 x^{5}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$ into two fractions.

$\frac{- 4 x^{7}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64} + \frac{- 12 x^{5}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64} + \frac{16 x}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 19

Move the negative in front of the fraction.

$- \frac{4 x^{7}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64} + \frac{- 12 x^{5}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64} + \frac{16 x}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$

Step 20

Move the negative in front of the fraction.

$- \frac{4 x^{7}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64} - \frac{12 x^{5}}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64} + \frac{16 x}{x^{12} + 12 x^{10} + 60 x^{8} + 160 x^{6} + 240 x^{4} + 192 x^{2} + 64}$