Calculus Examples

$v = {(\sqrt{x} + \frac{1}{\sqrt[3]{x}})}^{2}$

Step 1

Apply basic rules of exponents.

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Step 1.1

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{x}$ as $x^{\frac{1}{2}}$ .

$\frac{d}{d x} [{(x^{\frac{1}{2}} + \frac{1}{\sqrt[3]{x}})}^{2}]$

Step 1.2

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt[3]{x}$ as $x^{\frac{1}{3}}$ .

$\frac{d}{d x} [{(x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}})}^{2}]$

Step 2

Differentiate using the chain rule, which states that $\frac{d}{d x} [f (g (x))]$ is $f' (g (x)) g' (x)$ where $f (x) = x^{2}$ and $g (x) = x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}$ .

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Step 2.1

To apply the Chain Rule, set $u$ as $x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}$ .

$\frac{d}{d u} [u^{2}] \frac{d}{d x} [x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}]$

Step 2.2

Differentiate using the Power Rule which states that $\frac{d}{d u} [u^{n}]$ is $n u^{n - 1}$ where $n = 2$ .

$2 u \frac{d}{d x} [x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}]$

Step 2.3

Replace all occurrences of $u$ with $x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}$ .

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) \frac{d}{d x} [x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}]$

Step 3

Differentiate.

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Step 3.1

By the Sum Rule, the derivative of $x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}$ with respect to $x$ is $\frac{d}{d x} [x^{\frac{1}{2}}] + \frac{d}{d x} [\frac{1}{x^{\frac{1}{3}}}]$ .

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{d}{d x} [x^{\frac{1}{2}}] + \frac{d}{d x} [\frac{1}{x^{\frac{1}{3}}}])$

Step 3.2

Differentiate using the Power Rule which states that $\frac{d}{d x} [x^{n}]$ is $n x^{n - 1}$ where $n = \frac{1}{2}$ .

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{1}{2} x^{\frac{1}{2} - 1} + \frac{d}{d x} [\frac{1}{x^{\frac{1}{3}}}])$

Step 4

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

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{1}{2} x^{\frac{1}{2} - 1 \cdot \frac{2}{2}} + \frac{d}{d x} [\frac{1}{x^{\frac{1}{3}}}])$

Step 5

Combine $- 1$ and $\frac{2}{2}$ .

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{1}{2} x^{\frac{1}{2} + \frac{- 1 \cdot 2}{2}} + \frac{d}{d x} [\frac{1}{x^{\frac{1}{3}}}])$

Step 6

Combine the numerators over the common denominator.

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{1}{2} x^{\frac{1 - 1 \cdot 2}{2}} + \frac{d}{d x} [\frac{1}{x^{\frac{1}{3}}}])$

Step 7

Simplify the numerator.

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Step 7.1

Multiply $- 1$ by $2$ .

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{1}{2} x^{\frac{1 - 2}{2}} + \frac{d}{d x} [\frac{1}{x^{\frac{1}{3}}}])$

Step 7.2

Subtract $2$ from $1$ .

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{1}{2} x^{\frac{- 1}{2}} + \frac{d}{d x} [\frac{1}{x^{\frac{1}{3}}}])$

Step 8

Combine fractions.

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Step 8.1

Move the negative in front of the fraction.

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{1}{2} x^{- \frac{1}{2}} + \frac{d}{d x} [\frac{1}{x^{\frac{1}{3}}}])$

Step 8.2

Combine $\frac{1}{2}$ and $x^{- \frac{1}{2}}$ .

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{x^{- \frac{1}{2}}}{2} + \frac{d}{d x} [\frac{1}{x^{\frac{1}{3}}}])$

Step 8.3

Simplify the expression.

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Step 8.3.1

Move $x^{- \frac{1}{2}}$ to the denominator using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{1}{2 x^{\frac{1}{2}}} + \frac{d}{d x} [\frac{1}{x^{\frac{1}{3}}}])$

Step 8.3.2

Rewrite $\frac{1}{x^{\frac{1}{3}}}$ as ${(x^{\frac{1}{3}})}^{- 1}$ .

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{1}{2 x^{\frac{1}{2}}} + \frac{d}{d x} [{(x^{\frac{1}{3}})}^{- 1}])$

Step 8.3.3

Multiply the exponents in ${(x^{\frac{1}{3}})}^{- 1}$ .

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Step 8.3.3.1

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

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{1}{2 x^{\frac{1}{2}}} + \frac{d}{d x} [x^{\frac{1}{3} \cdot - 1}])$

Step 8.3.3.2

Combine $\frac{1}{3}$ and $- 1$ .

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{1}{2 x^{\frac{1}{2}}} + \frac{d}{d x} [x^{\frac{- 1}{3}}])$

Step 8.3.3.3

Move the negative in front of the fraction.

$2 (x^{\frac{1}{2}} + \frac{1}{x^{\frac{1}{3}}}) (\frac{1}{2 x^{\frac{1}{2}}} + \frac{d}{d x} [x^{- \frac{1}{3}}])$

Step 9

Differentiate using the Power Rule which states that $\frac{d}{d x} [x^{n}]$ is $n x^{n - 1}$ where $n = - \frac{1}{3}$ .

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

Step 10

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

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

Step 11

Combine $- 1$ and $\frac{3}{3}$ .

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

Step 12

Combine the numerators over the common denominator.

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

Step 13

Simplify the numerator.

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Step 13.1

Multiply $- 1$ by $3$ .

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

Step 13.2

Subtract $3$ from $- 1$ .

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

Step 14

Move the negative in front of the fraction.

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

Step 15

Combine $x^{- \frac{4}{3}}$ and $\frac{1}{3}$ .

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

Step 16

Move $x^{- \frac{4}{3}}$ to the denominator using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

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

Step 17

Simplify.

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Step 17.1

Apply the distributive property.

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

Step 17.2

Combine $2$ and $\frac{1}{x^{\frac{1}{3}}}$ .

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

Step 17.3

Expand $(2 x^{\frac{1}{2}} + \frac{2}{x^{\frac{1}{3}}}) (\frac{1}{2 x^{\frac{1}{2}}} - \frac{1}{3 x^{\frac{4}{3}}})$ using the FOIL Method.

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Step 17.3.1

Apply the distributive property.

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

Step 17.3.2

Apply the distributive property.

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

Step 17.3.3

Apply the distributive property.

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

Step 17.4

Simplify and combine like terms.

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Step 17.4.1

Simplify each term.

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Step 17.4.1.1

Cancel the common factor of $2 x^{\frac{1}{2}}$ .

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Step 17.4.1.1.1

Cancel the common factor.

Step 17.4.1.1.2

Rewrite the expression.

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

Step 17.4.1.2

Cancel the common factor of $x^{\frac{1}{2}}$ .

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Step 17.4.1.2.1

Move the leading negative in $- \frac{1}{3 x^{\frac{4}{3}}}$ into the numerator.

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

Step 17.4.1.2.2

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

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

Step 17.4.1.2.3

Factor $x^{\frac{1}{2}}$ out of $3 x^{\frac{4}{3}}$ .

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

Step 17.4.1.2.4

Cancel the common factor.

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

Step 17.4.1.2.5

Rewrite the expression.

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

Step 17.4.1.3

Combine $2$ and $\frac{- 1}{3 x^{\frac{5}{6}}}$ .

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

Step 17.4.1.4

Multiply $2$ by $- 1$ .

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

Step 17.4.1.5

Move the negative in front of the fraction.

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

Step 17.4.1.6

Combine.

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

Step 17.4.1.7

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

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Step 17.4.1.7.1

Move $x^{\frac{1}{2}}$ .

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

Step 17.4.1.7.2

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

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

Step 17.4.1.7.3

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

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

Step 17.4.1.7.4

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

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

Step 17.4.1.7.5

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

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Step 17.4.1.7.5.1

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

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

Step 17.4.1.7.5.2

Multiply $2$ by $3$ .

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

Step 17.4.1.7.5.3

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

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

Step 17.4.1.7.5.4

Multiply $3$ by $2$ .

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

Step 17.4.1.7.6

Combine the numerators over the common denominator.

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

Step 17.4.1.7.7

Add $3$ and $2$ .

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

Step 17.4.1.8

Multiply $2$ by $1$ .

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

Step 17.4.1.9

Cancel the common factor.

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

Step 17.4.1.10

Rewrite the expression.

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

Step 17.4.1.11

Rewrite using the commutative property of multiplication.

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

Step 17.4.1.12

Multiply $- \frac{2}{x^{\frac{1}{3}}} \cdot \frac{1}{3 x^{\frac{4}{3}}}$ .

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Step 17.4.1.12.1

Multiply $\frac{1}{3 x^{\frac{4}{3}}}$ by $\frac{2}{x^{\frac{1}{3}}}$ .

$1 - \frac{2}{3 x^{\frac{5}{6}}} + \frac{1}{x^{\frac{5}{6}}} - \frac{2}{3 x^{\frac{4}{3}} x^{\frac{1}{3}}}$

Step 17.4.1.12.2

Multiply $x^{\frac{4}{3}}$ by $x^{\frac{1}{3}}$ by adding the exponents.

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Step 17.4.1.12.2.1

Move $x^{\frac{1}{3}}$ .

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

Step 17.4.1.12.2.2

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

$1 - \frac{2}{3 x^{\frac{5}{6}}} + \frac{1}{x^{\frac{5}{6}}} - \frac{2}{3 x^{\frac{1}{3} + \frac{4}{3}}}$

Step 17.4.1.12.2.3

Combine the numerators over the common denominator.

$1 - \frac{2}{3 x^{\frac{5}{6}}} + \frac{1}{x^{\frac{5}{6}}} - \frac{2}{3 x^{\frac{1 + 4}{3}}}$

Step 17.4.1.12.2.4

Add $1$ and $4$ .

$1 - \frac{2}{3 x^{\frac{5}{6}}} + \frac{1}{x^{\frac{5}{6}}} - \frac{2}{3 x^{\frac{5}{3}}}$

Step 17.4.2

To write $\frac{1}{x^{\frac{5}{6}}}$ as a fraction with a common denominator, multiply by $\frac{3}{3}$ .

$1 - \frac{2}{3 x^{\frac{5}{6}}} + \frac{1}{x^{\frac{5}{6}}} \cdot \frac{3}{3} - \frac{2}{3 x^{\frac{5}{3}}}$

Step 17.4.3

Write each expression with a common denominator of $3 x^{\frac{5}{6}}$ , by multiplying each by an appropriate factor of $1$ .

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Step 17.4.3.1

Multiply $\frac{1}{x^{\frac{5}{6}}}$ by $\frac{3}{3}$ .

$1 - \frac{2}{3 x^{\frac{5}{6}}} + \frac{3}{x^{\frac{5}{6}} \cdot 3} - \frac{2}{3 x^{\frac{5}{3}}}$

Step 17.4.3.2

Reorder the factors of $x^{\frac{5}{6}} \cdot 3$ .

$1 - \frac{2}{3 x^{\frac{5}{6}}} + \frac{3}{3 x^{\frac{5}{6}}} - \frac{2}{3 x^{\frac{5}{3}}}$

Step 17.4.4

Combine the numerators over the common denominator.

$1 + \frac{- 2 + 3}{3 x^{\frac{5}{6}}} - \frac{2}{3 x^{\frac{5}{3}}}$

Step 17.4.5

Add $- 2$ and $3$ .

$1 + \frac{1}{3 x^{\frac{5}{6}}} - \frac{2}{3 x^{\frac{5}{3}}}$