Calculus Examples

$f (x) = (- 4 x^{\frac{1}{2}} - \frac{4}{x^{\frac{2}{3}}}) (5 x^{\frac{2}{3}} - 1)$

Step 1

Consider the difference quotient formula.

$\frac{f (x + h) - f (x)}{h}$

Step 2

Find the components of the definition.

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Step 2.1

Evaluate the function at $x = x + h$ .

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Step 2.1.1

Replace the variable $x$ with $x + h$ in the expression.

$f (x + h) = (- 4 {(x + h)}^{\frac{1}{2}} - \frac{4}{{(x + h)}^{\frac{2}{3}}}) (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2

Simplify the result.

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Step 2.1.2.1

To write $- 4 {(x + h)}^{\frac{1}{2}}$ as a fraction with a common denominator, multiply by $\frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$ .

$f (x + h) = (- 4 {(x + h)}^{\frac{1}{2}} \cdot \frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}} - \frac{4}{{(x + h)}^{\frac{2}{3}}}) (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.2

Simplify terms.

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Step 2.1.2.2.1

Combine $- 4 {(x + h)}^{\frac{1}{2}}$ and $\frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$ .

$f (x + h) = (\frac{- 4 {(x + h)}^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}} - \frac{4}{{(x + h)}^{\frac{2}{3}}}) (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.2.2

Combine the numerators over the common denominator.

$f (x + h) = \frac{- 4 {(x + h)}^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} - 4}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3

Simplify the numerator.

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Step 2.1.2.3.1

Factor $- 4$ out of $- 4 {(x + h)}^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} - 4$ .

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Step 2.1.2.3.1.1

Reorder the expression.

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Step 2.1.2.3.1.1.1

Reorder $x$ and $h$ .

$f (x + h) = \frac{- 4 {(h + x)}^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} - 4}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.1.1.2

Reorder $x$ and $h$ .

$f (x + h) = \frac{- 4 {(h + x)}^{\frac{1}{2}} {(h + x)}^{\frac{2}{3}} - 4}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.1.2

Factor $- 4$ out of $- 4 {(h + x)}^{\frac{1}{2}} {(h + x)}^{\frac{2}{3}}$ .

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{1}{2}} {(h + x)}^{\frac{2}{3}}) - 4}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.1.3

Factor $- 4$ out of $- 4$ .

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{1}{2}} {(h + x)}^{\frac{2}{3}}) - 4 \cdot 1}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.1.4

Factor $- 4$ out of $- 4 ({(h + x)}^{\frac{1}{2}} {(h + x)}^{\frac{2}{3}}) - 4 (1)$ .

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{1}{2}} {(h + x)}^{\frac{2}{3}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.2

Multiply ${(h + x)}^{\frac{1}{2}}$ by ${(h + x)}^{\frac{2}{3}}$ by adding the exponents.

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Step 2.1.2.3.2.1

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

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{1}{2} + \frac{2}{3}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.2.2

To write $\frac{1}{2}$ as a fraction with a common denominator, multiply by $\frac{3}{3}$ .

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{1}{2} \cdot \frac{3}{3} + \frac{2}{3}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.2.3

To write $\frac{2}{3}$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{1}{2} \cdot \frac{3}{3} + \frac{2}{3} \cdot \frac{2}{2}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.2.4

Write each expression with a common denominator of $6$ , by multiplying each by an appropriate factor of $1$ .

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Step 2.1.2.3.2.4.1

Multiply $\frac{1}{2}$ by $\frac{3}{3}$ .

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{3}{2 \cdot 3} + \frac{2}{3} \cdot \frac{2}{2}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.2.4.2

Multiply $2$ by $3$ .

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{3}{6} + \frac{2}{3} \cdot \frac{2}{2}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.2.4.3

Multiply $\frac{2}{3}$ by $\frac{2}{2}$ .

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{3}{6} + \frac{2 \cdot 2}{3 \cdot 2}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.2.4.4

Multiply $3$ by $2$ .

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{3}{6} + \frac{2 \cdot 2}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.2.5

Combine the numerators over the common denominator.

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{3 + 2 \cdot 2}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.2.6

Simplify the numerator.

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Step 2.1.2.3.2.6.1

Multiply $2$ by $2$ .

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{3 + 4}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.3.2.6.2

Add $3$ and $4$ .

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.4

Simplify terms.

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Step 2.1.2.4.1

Move the negative in front of the fraction.

$f (x + h) = - \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}} - 1)$

Step 2.1.2.4.2

Apply the distributive property.

$f (x + h) = - \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}}) - \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot - 1$

Step 2.1.2.4.3

Cancel the common factor of ${(x + h)}^{\frac{2}{3}}$ .

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Step 2.1.2.4.3.1

Move the leading negative in $- \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}}$ into the numerator.

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot (5 {(x + h)}^{\frac{2}{3}}) - \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot - 1$

Step 2.1.2.4.3.2

Factor ${(x + h)}^{\frac{2}{3}}$ out of $5 {(x + h)}^{\frac{2}{3}}$ .

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot ({(x + h)}^{\frac{2}{3}} \cdot 5) - \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot - 1$

Step 2.1.2.4.3.3

Cancel the common factor.

$f (x + h) = \frac{- 4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot ({(x + h)}^{\frac{2}{3}} \cdot 5) - \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot - 1$

Step 2.1.2.4.3.4

Rewrite the expression.

$f (x + h) = - 4 ({(h + x)}^{\frac{7}{6}} + 1) \cdot 5 - \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot - 1$

Step 2.1.2.4.4

Multiply $5$ by $- 4$ .

$f (x + h) = - 20 ({(h + x)}^{\frac{7}{6}} + 1) - \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot - 1$

Step 2.1.2.5

Multiply $- \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} \cdot - 1$ .

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Step 2.1.2.5.1

Multiply $- 1$ by $- 1$ .

$f (x + h) = - 20 ({(h + x)}^{\frac{7}{6}} + 1) + 1 (\frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}})$

Step 2.1.2.5.2

Multiply $\frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}}$ by $1$ .

$f (x + h) = - 20 ({(h + x)}^{\frac{7}{6}} + 1) + \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.6

Simplify each term.

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Step 2.1.2.6.1

Apply the distributive property.

$f (x + h) = - 20 {(h + x)}^{\frac{7}{6}} - 20 \cdot 1 + \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.6.2

Multiply $- 20$ by $1$ .

$f (x + h) = - 20 {(h + x)}^{\frac{7}{6}} - 20 + \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.7

To write $- 20 {(h + x)}^{\frac{7}{6}}$ as a fraction with a common denominator, multiply by $\frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$ .

$f (x + h) = - 20 {(h + x)}^{\frac{7}{6}} \cdot \frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}} + \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.8

Simplify terms.

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Step 2.1.2.8.1

Combine $- 20 {(h + x)}^{\frac{7}{6}}$ and $\frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$ .

$f (x + h) = \frac{- 20 {(h + x)}^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}} + \frac{4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.8.2

Combine the numerators over the common denominator.

$f (x + h) = \frac{- 20 {(h + x)}^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} + 4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.9

Simplify the numerator.

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Step 2.1.2.9.1

Factor $4$ out of $- 20 {(h + x)}^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} + 4 ({(h + x)}^{\frac{7}{6}} + 1)$ .

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Step 2.1.2.9.1.1

Factor $4$ out of $- 20 {(h + x)}^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}$ .

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}) + 4 ({(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.9.1.2

Factor $4$ out of $4 (- 5 {(h + x)}^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}) + 4 ({(h + x)}^{\frac{7}{6}} + 1)$ .

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.9.2

Multiply $- 5 {(h + x)}^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}$ .

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Step 2.1.2.9.2.1

Reorder terms.

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{7}{6}} {(h + x)}^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.9.2.2

Multiply ${(h + x)}^{\frac{7}{6}}$ by ${(h + x)}^{\frac{2}{3}}$ by adding the exponents.

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Step 2.1.2.9.2.2.1

Move ${(h + x)}^{\frac{2}{3}}$ .

$f (x + h) = \frac{4 (- 5 ({(h + x)}^{\frac{2}{3}} {(h + x)}^{\frac{7}{6}}) + {(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.9.2.2.2

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

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{2}{3} + \frac{7}{6}} + {(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.9.2.2.3

To write $\frac{2}{3}$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{2}{3} \cdot \frac{2}{2} + \frac{7}{6}} + {(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.9.2.2.4

Write each expression with a common denominator of $6$ , by multiplying each by an appropriate factor of $1$ .

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Step 2.1.2.9.2.2.4.1

Multiply $\frac{2}{3}$ by $\frac{2}{2}$ .

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{2 \cdot 2}{3 \cdot 2} + \frac{7}{6}} + {(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.9.2.2.4.2

Multiply $3$ by $2$ .

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{2 \cdot 2}{6} + \frac{7}{6}} + {(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.9.2.2.5

Combine the numerators over the common denominator.

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{2 \cdot 2 + 7}{6}} + {(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.9.2.2.6

Simplify the numerator.

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Step 2.1.2.9.2.2.6.1

Multiply $2$ by $2$ .

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{4 + 7}{6}} + {(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.9.2.2.6.2

Add $4$ and $7$ .

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20$

Step 2.1.2.10

To write $- 20$ as a fraction with a common denominator, multiply by $\frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$ .

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} - 20 \cdot \frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.11

Combine $- 20$ and $\frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$ .

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1)}{{(x + h)}^{\frac{2}{3}}} + \frac{- 20 {(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.12

Combine the numerators over the common denominator.

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1) - 20 {(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.13

Factor $4$ out of $4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1) - 20 {(x + h)}^{\frac{2}{3}}$ .

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Step 2.1.2.13.1

Factor $4$ out of $- 20 {(x + h)}^{\frac{2}{3}}$ .

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1) + 4 (- 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.13.2

Factor $4$ out of $4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1) + 4 (- 5 {(x + h)}^{\frac{2}{3}})$ .

$f (x + h) = \frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 - 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.14

Factor $- 1$ out of $- 5 {(h + x)}^{\frac{11}{6}}$ .

$f (x + h) = \frac{4 (- (5 {(h + x)}^{\frac{11}{6}}) + {(h + x)}^{\frac{7}{6}} + 1 - 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.15

Factor $- 1$ out of ${(h + x)}^{\frac{7}{6}}$ .

$f (x + h) = \frac{4 (- (5 {(h + x)}^{\frac{11}{6}}) - 1 (- {(h + x)}^{\frac{7}{6}}) + 1 - 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.16

Factor $- 1$ out of $- (5 {(h + x)}^{\frac{11}{6}}) - 1 (- {(h + x)}^{\frac{7}{6}})$ .

$f (x + h) = \frac{4 (- (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}}) + 1 - 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.17

Rewrite $1$ as $- 1 (- 1)$ .

$f (x + h) = \frac{4 (- (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}}) - 1 \cdot - 1 - 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.18

Factor $- 1$ out of $- (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}}) - 1 (- 1)$ .

$f (x + h) = \frac{4 (- (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1) - 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.19

Factor $- 1$ out of $- 5 {(x + h)}^{\frac{2}{3}}$ .

$f (x + h) = \frac{4 (- (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1) - (5 {(x + h)}^{\frac{2}{3}}))}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.20

Factor $- 1$ out of $- (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1) - (5 {(x + h)}^{\frac{2}{3}})$ .

$f (x + h) = \frac{4 (- (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}}))}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.21

Simplify the expression.

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Step 2.1.2.21.1

Rewrite $- (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})$ as $- 1 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})$ .

$f (x + h) = \frac{4 (- 1 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}}))}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.21.2

Move the negative in front of the fraction.

$f (x + h) = - \frac{4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$

Step 2.1.2.22

The final answer is $- \frac{4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$ .

$- \frac{4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$

Step 2.2

Find the components of the definition.

$f (x + h) = - \frac{4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$

$f (x) = - 20 x^{\frac{7}{6}} + 4 x^{\frac{1}{2}} - 20 + \frac{4}{x^{\frac{2}{3}}}$

$f (x + h) = - \frac{4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$

$f (x) = - 20 x^{\frac{7}{6}} + 4 x^{\frac{1}{2}} - 20 + \frac{4}{x^{\frac{2}{3}}}$

Step 3

Plug in the components.

$\frac{f (x + h) - f (x)}{h} = \frac{- \frac{4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} - (- 20 x^{\frac{7}{6}} + 4 x^{\frac{1}{2}} - 20 + \frac{4}{x^{\frac{2}{3}}})}{h}$

Step 4

Simplify.

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Step 4.1

Simplify the numerator.

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Step 4.1.1

Apply the distributive property.

$\frac{- \frac{4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} - (- 20 x^{\frac{7}{6}}) - (4 x^{\frac{1}{2}}) - - 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.2

Simplify.

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Step 4.1.2.1

Multiply $- 20$ by $- 1$ .

$\frac{- \frac{4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} + 20 x^{\frac{7}{6}} - (4 x^{\frac{1}{2}}) - - 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.2.2

Multiply $4$ by $- 1$ .

$\frac{- \frac{4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} + 20 x^{\frac{7}{6}} - 4 x^{\frac{1}{2}} - - 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.2.3

Multiply $- 1$ by $- 20$ .

$\frac{- \frac{4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} + 20 x^{\frac{7}{6}} - 4 x^{\frac{1}{2}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.3

To write $20 x^{\frac{7}{6}}$ as a fraction with a common denominator, multiply by $\frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$ .

$\frac{- \frac{4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} + \frac{20 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}} - 4 x^{\frac{1}{2}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.4

Combine the numerators over the common denominator.

$\frac{\frac{- 4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}}) + 20 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}} - 4 x^{\frac{1}{2}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.5

Simplify the numerator.

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Step 4.1.5.1

Factor $4$ out of $- 4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}}) + 20 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}$ .

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Step 4.1.5.1.1

Factor $4$ out of $- 4 (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})$ .

$\frac{\frac{4 (- (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})) + 20 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}} - 4 x^{\frac{1}{2}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.5.1.2

Factor $4$ out of $20 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}$ .

$\frac{\frac{4 (- (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})) + 4 (5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} - 4 x^{\frac{1}{2}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.5.1.3

Factor $4$ out of $4 (- (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}})) + 4 (5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}})$ .

$\frac{\frac{4 (- (5 {(h + x)}^{\frac{11}{6}} - {(h + x)}^{\frac{7}{6}} - 1 + 5 {(x + h)}^{\frac{2}{3}}) + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} - 4 x^{\frac{1}{2}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.5.2

Apply the distributive property.

$\frac{\frac{4 (- (5 {(h + x)}^{\frac{11}{6}}) - - {(h + x)}^{\frac{7}{6}} - - 1 - (5 {(x + h)}^{\frac{2}{3}}) + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} - 4 x^{\frac{1}{2}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.5.3

Simplify.

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Step 4.1.5.3.1

Multiply $5$ by $- 1$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} - - {(h + x)}^{\frac{7}{6}} - - 1 - (5 {(x + h)}^{\frac{2}{3}}) + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} - 4 x^{\frac{1}{2}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.5.3.2

Multiply $- - {(h + x)}^{\frac{7}{6}}$ .

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Step 4.1.5.3.2.1

Multiply $- 1$ by $- 1$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + 1 {(h + x)}^{\frac{7}{6}} - - 1 - (5 {(x + h)}^{\frac{2}{3}}) + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} - 4 x^{\frac{1}{2}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.5.3.2.2

Multiply ${(h + x)}^{\frac{7}{6}}$ by $1$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} - - 1 - (5 {(x + h)}^{\frac{2}{3}}) + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} - 4 x^{\frac{1}{2}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.5.3.3

Multiply $- 1$ by $- 1$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 - (5 {(x + h)}^{\frac{2}{3}}) + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} - 4 x^{\frac{1}{2}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.5.3.4

Multiply $5$ by $- 1$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 - 5 {(x + h)}^{\frac{2}{3}} + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} - 4 x^{\frac{1}{2}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.6

To write $- 4 x^{\frac{1}{2}}$ as a fraction with a common denominator, multiply by $\frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$ .

Step 4.1.7

Combine $- 4 x^{\frac{1}{2}}$ and $\frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 - 5 {(x + h)}^{\frac{2}{3}} + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} + \frac{- 4 x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.8

Combine the numerators over the common denominator.

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 - 5 {(x + h)}^{\frac{2}{3}} + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}) - 4 x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.9

Factor $4$ out of $4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 - 5 {(x + h)}^{\frac{2}{3}} + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}) - 4 x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}$ .

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Step 4.1.9.1

Factor $4$ out of $- 4 x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 - 5 {(x + h)}^{\frac{2}{3}} + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}) + 4 (- x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.9.2

Factor $4$ out of $4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 - 5 {(x + h)}^{\frac{2}{3}} + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}) + 4 (- x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}})$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 - 5 {(x + h)}^{\frac{2}{3}} + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} + 20 - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.10

To write $20$ as a fraction with a common denominator, multiply by $\frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$ .

Step 4.1.11

Combine the numerators over the common denominator.

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 - 5 {(x + h)}^{\frac{2}{3}} + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}) + 20 {(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}} - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.12

Simplify the numerator.

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Step 4.1.12.1

Factor $4$ out of $4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 - 5 {(x + h)}^{\frac{2}{3}} + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}) + 20 {(x + h)}^{\frac{2}{3}}$ .

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Step 4.1.12.1.1

Factor $4$ out of $20 {(x + h)}^{\frac{2}{3}}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 - 5 {(x + h)}^{\frac{2}{3}} + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}) + 4 (5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.12.1.2

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 - 5 {(x + h)}^{\frac{2}{3}} + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} + 5 {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.12.2

Add $- 5 {(x + h)}^{\frac{2}{3}}$ and $5 {(x + h)}^{\frac{2}{3}}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} + 0)}{{(x + h)}^{\frac{2}{3}}} - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.12.3

Add $- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}$ and $0$ .

Step 4.1.13

To write $\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$ as a fraction with a common denominator, multiply by $\frac{x^{\frac{2}{3}}}{x^{\frac{2}{3}}}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}} \cdot \frac{x^{\frac{2}{3}}}{x^{\frac{2}{3}}} - \frac{4}{x^{\frac{2}{3}}}}{h}$

Step 4.1.14

To write $- \frac{4}{x^{\frac{2}{3}}}$ as a fraction with a common denominator, multiply by $\frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$ .

Step 4.1.15

Write each expression with a common denominator of ${(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}}$ , by multiplying each by an appropriate factor of $1$ .

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Step 4.1.15.1

Multiply $\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}})}{{(x + h)}^{\frac{2}{3}}}$ by $\frac{x^{\frac{2}{3}}}{x^{\frac{2}{3}}}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}) x^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}}} - \frac{4}{x^{\frac{2}{3}}} \cdot \frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.15.2

Multiply $\frac{4}{x^{\frac{2}{3}}}$ by $\frac{{(x + h)}^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}}}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}) x^{\frac{2}{3}}}{{(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}}} - \frac{4 {(x + h)}^{\frac{2}{3}}}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.15.3

Reorder the factors of ${(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}) x^{\frac{2}{3}}}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}} - \frac{4 {(x + h)}^{\frac{2}{3}}}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.16

Combine the numerators over the common denominator.

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}) x^{\frac{2}{3}} - 4 {(x + h)}^{\frac{2}{3}}}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17

Simplify the numerator.

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Step 4.1.17.1

Factor $4$ out of $4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}) x^{\frac{2}{3}} - 4 {(x + h)}^{\frac{2}{3}}$ .

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Step 4.1.17.1.1

Factor $4$ out of $4 (- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}) x^{\frac{2}{3}}$ .

$\frac{\frac{4 ((- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}) x^{\frac{2}{3}}) - 4 {(x + h)}^{\frac{2}{3}}}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.1.2

Factor $4$ out of $- 4 {(x + h)}^{\frac{2}{3}}$ .

$\frac{\frac{4 ((- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}) x^{\frac{2}{3}}) + 4 (- {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.1.3

Factor $4$ out of $4 ((- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}) x^{\frac{2}{3}}) + 4 (- {(x + h)}^{\frac{2}{3}})$ .

$\frac{\frac{4 ((- 5 {(h + x)}^{\frac{11}{6}} + {(h + x)}^{\frac{7}{6}} + 1 + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}}) x^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.2

Apply the distributive property.

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + 1 x^{\frac{2}{3}} + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3

Simplify.

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Step 4.1.17.3.1

Multiply $x^{\frac{2}{3}}$ by $1$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.2

Multiply $x^{\frac{7}{6}}$ by $x^{\frac{2}{3}}$ by adding the exponents.

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Step 4.1.17.3.2.1

Move $x^{\frac{2}{3}}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 (x^{\frac{2}{3}} x^{\frac{7}{6}}) {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.2.2

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

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{2}{3} + \frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.2.3

To write $\frac{2}{3}$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{2}{3} \cdot \frac{2}{2} + \frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.2.4

Write each expression with a common denominator of $6$ , by multiplying each by an appropriate factor of $1$ .

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Step 4.1.17.3.2.4.1

Multiply $\frac{2}{3}$ by $\frac{2}{2}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{2 \cdot 2}{3 \cdot 2} + \frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.2.4.2

Multiply $3$ by $2$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{2 \cdot 2}{6} + \frac{7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.2.5

Combine the numerators over the common denominator.

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{2 \cdot 2 + 7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.2.6

Simplify the numerator.

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Step 4.1.17.3.2.6.1

Multiply $2$ by $2$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{4 + 7}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.2.6.2

Add $4$ and $7$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{1}{2}} {(x + h)}^{\frac{2}{3}} x^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.3

Multiply $x^{\frac{1}{2}}$ by $x^{\frac{2}{3}}$ by adding the exponents.

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Step 4.1.17.3.3.1

Move $x^{\frac{2}{3}}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - (x^{\frac{2}{3}} x^{\frac{1}{2}}) {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.3.2

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

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{2}{3} + \frac{1}{2}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.3.3

To write $\frac{2}{3}$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{2}{3} \cdot \frac{2}{2} + \frac{1}{2}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.3.4

To write $\frac{1}{2}$ as a fraction with a common denominator, multiply by $\frac{3}{3}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{2}{3} \cdot \frac{2}{2} + \frac{1}{2} \cdot \frac{3}{3}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.3.5

Write each expression with a common denominator of $6$ , by multiplying each by an appropriate factor of $1$ .

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Step 4.1.17.3.3.5.1

Multiply $\frac{2}{3}$ by $\frac{2}{2}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{2 \cdot 2}{3 \cdot 2} + \frac{1}{2} \cdot \frac{3}{3}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.3.5.2

Multiply $3$ by $2$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{2 \cdot 2}{6} + \frac{1}{2} \cdot \frac{3}{3}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.3.5.3

Multiply $\frac{1}{2}$ by $\frac{3}{3}$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{2 \cdot 2}{6} + \frac{3}{2 \cdot 3}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.3.5.4

Multiply $2$ by $3$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{2 \cdot 2}{6} + \frac{3}{6}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.3.6

Combine the numerators over the common denominator.

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{2 \cdot 2 + 3}{6}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.3.7

Simplify the numerator.

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Step 4.1.17.3.3.7.1

Multiply $2$ by $2$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{4 + 3}{6}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.1.17.3.3.7.2

Add $4$ and $3$ .

$\frac{\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}}}{h}$

Step 4.2

Multiply the numerator by the reciprocal of the denominator.

$\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}}} \cdot \frac{1}{h}$

Step 4.3

Combine.

$\frac{4 (- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}}) \cdot 1}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$

Step 4.4

Multiply $4$ by $1$ .

Step 4.5

Factor $- 1$ out of $- 5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}}$ .

$\frac{4 (- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}}) + {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$

Step 4.6

Factor $- 1$ out of ${(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}}$ .

$\frac{4 (- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}}) - (- {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}}) + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$

Step 4.7

Factor $- 1$ out of $- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}}) - (- {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}})$ .

$\frac{4 (- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}}) + x^{\frac{2}{3}} + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$

Step 4.8

Factor $- 1$ out of $x^{\frac{2}{3}}$ .

$\frac{4 (- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}}) - 1 (- x^{\frac{2}{3}}) + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$

Step 4.9

Factor $- 1$ out of $- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}}) - 1 (- x^{\frac{2}{3}})$ .

$\frac{4 (- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}}) + 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} - x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$

Step 4.10

Factor $- 1$ out of $5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}}$ .

$\frac{4 (- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}}) - (- 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}}) - x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$

Step 4.11

Factor $- 1$ out of $- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}}) - (- 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}})$ .

$\frac{4 (- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}} - 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}}) - x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$

Step 4.12

Factor $- 1$ out of $- x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}$ .

$\frac{4 (- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}} - 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}}) - (x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}) - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$

Step 4.13

Factor $- 1$ out of $- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}} - 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}}) - (x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}})$ .

$\frac{4 (- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}} - 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} + x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}) - {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$

Step 4.14

Factor $- 1$ out of $- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}} - 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} + x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}}) - {(x + h)}^{\frac{2}{3}}$ .

$\frac{4 (- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}} - 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} + x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} + {(x + h)}^{\frac{2}{3}}))}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$

Step 4.15

Simplify the expression.

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Step 4.15.1

Rewrite $- (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}} - 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} + x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} + {(x + h)}^{\frac{2}{3}})$ as $- 1 (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}} - 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} + x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} + {(x + h)}^{\frac{2}{3}})$ .

$\frac{4 (- 1 (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}} - 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} + x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} + {(x + h)}^{\frac{2}{3}}))}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$

Step 4.15.2

Move the negative in front of the fraction.

$- \frac{4 (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}} - 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} + x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} + {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$

Step 4.15.3

Reorder factors in $- \frac{4 (5 {(h + x)}^{\frac{11}{6}} x^{\frac{2}{3}} - {(h + x)}^{\frac{7}{6}} x^{\frac{2}{3}} - x^{\frac{2}{3}} - 5 x^{\frac{11}{6}} {(x + h)}^{\frac{2}{3}} + x^{\frac{7}{6}} {(x + h)}^{\frac{2}{3}} + {(x + h)}^{\frac{2}{3}})}{x^{\frac{2}{3}} {(x + h)}^{\frac{2}{3}} h}$ .

Step 5