Algebra Examples

${(4 r^{8} s^{- \frac{1}{2}})}^{\frac{1}{2}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 1

Rewrite the expression using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

${(4 r^{8} \frac{1}{s^{\frac{1}{2}}})}^{\frac{1}{2}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 2

Multiply $4 r^{8} \frac{1}{s^{\frac{1}{2}}}$ .

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Step 2.1

Combine $4$ and $\frac{1}{s^{\frac{1}{2}}}$ .

${(r^{8} \frac{4}{s^{\frac{1}{2}}})}^{\frac{1}{2}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 2.2

Combine $r^{8}$ and $\frac{4}{s^{\frac{1}{2}}}$ .

${(\frac{r^{8} \cdot 4}{s^{\frac{1}{2}}})}^{\frac{1}{2}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 3

Move $4$ to the left of $r^{8}$ .

${(\frac{4 \cdot r^{8}}{s^{\frac{1}{2}}})}^{\frac{1}{2}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 4

Use the power rule ${(a b)}^{n} = a^{n} b^{n}$ to distribute the exponent.

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Step 4.1

Apply the product rule to $\frac{4 r^{8}}{s^{\frac{1}{2}}}$ .

$\frac{{(4 r^{8})}^{\frac{1}{2}}}{{(s^{\frac{1}{2}})}^{\frac{1}{2}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 4.2

Apply the product rule to $4 r^{8}$ .

$\frac{4^{\frac{1}{2}} {(r^{8})}^{\frac{1}{2}}}{{(s^{\frac{1}{2}})}^{\frac{1}{2}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 5

Simplify the numerator.

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Step 5.1

Rewrite $4$ as $2^{2}$ .

$\frac{{(2^{2})}^{\frac{1}{2}} {(r^{8})}^{\frac{1}{2}}}{{(s^{\frac{1}{2}})}^{\frac{1}{2}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 5.2

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

$\frac{2^{2 (\frac{1}{2})} {(r^{8})}^{\frac{1}{2}}}{{(s^{\frac{1}{2}})}^{\frac{1}{2}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 5.3

Cancel the common factor of $2$ .

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Step 5.3.1

Cancel the common factor.

$\frac{2^{2 (\frac{1}{2})} {(r^{8})}^{\frac{1}{2}}}{{(s^{\frac{1}{2}})}^{\frac{1}{2}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 5.3.2

Rewrite the expression.

$\frac{2^{1} {(r^{8})}^{\frac{1}{2}}}{{(s^{\frac{1}{2}})}^{\frac{1}{2}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 5.4

Evaluate the exponent.

$\frac{2 {(r^{8})}^{\frac{1}{2}}}{{(s^{\frac{1}{2}})}^{\frac{1}{2}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 5.5

Multiply the exponents in ${(r^{8})}^{\frac{1}{2}}$ .

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Step 5.5.1

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

$\frac{2 r^{8 (\frac{1}{2})}}{{(s^{\frac{1}{2}})}^{\frac{1}{2}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 5.5.2

Cancel the common factor of $2$ .

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Step 5.5.2.1

Factor $2$ out of $8$ .

$\frac{2 r^{2 (4) \frac{1}{2}}}{{(s^{\frac{1}{2}})}^{\frac{1}{2}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 5.5.2.2

Cancel the common factor.

$\frac{2 r^{2 \cdot 4 \frac{1}{2}}}{{(s^{\frac{1}{2}})}^{\frac{1}{2}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 5.5.2.3

Rewrite the expression.

$\frac{2 r^{4}}{{(s^{\frac{1}{2}})}^{\frac{1}{2}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 6

Multiply the exponents in ${(s^{\frac{1}{2}})}^{\frac{1}{2}}$ .

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Step 6.1

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

$\frac{2 r^{4}}{s^{\frac{1}{2} \cdot \frac{1}{2}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 6.2

Multiply $\frac{1}{2} \cdot \frac{1}{2}$ .

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Step 6.2.1

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

$\frac{2 r^{4}}{s^{\frac{1}{2 \cdot 2}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 6.2.2

Multiply $2$ by $2$ .

$\frac{2 r^{4}}{s^{\frac{1}{4}}} {(32 s^{- \frac{5}{4}})}^{- \frac{1}{5}}$

Step 7

Rewrite the expression using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$\frac{2 r^{4}}{s^{\frac{1}{4}}} {(32 \frac{1}{s^{\frac{5}{4}}})}^{- \frac{1}{5}}$

Step 8

Combine $32$ and $\frac{1}{s^{\frac{5}{4}}}$ .

$\frac{2 r^{4}}{s^{\frac{1}{4}}} {(\frac{32}{s^{\frac{5}{4}}})}^{- \frac{1}{5}}$

Step 9

Change the sign of the exponent by rewriting the base as its reciprocal.

$\frac{2 r^{4}}{s^{\frac{1}{4}}} {(\frac{s^{\frac{5}{4}}}{32})}^{\frac{1}{5}}$

Step 10

Combine fractions.

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Step 10.1

Apply the product rule to $\frac{s^{\frac{5}{4}}}{32}$ .

$\frac{2 r^{4}}{s^{\frac{1}{4}}} \cdot \frac{{(s^{\frac{5}{4}})}^{\frac{1}{5}}}{32^{\frac{1}{5}}}$

Step 10.2

Combine.

$\frac{2 r^{4} {(s^{\frac{5}{4}})}^{\frac{1}{5}}}{s^{\frac{1}{4}} \cdot 32^{\frac{1}{5}}}$

Step 10.3

Multiply the exponents in ${(s^{\frac{5}{4}})}^{\frac{1}{5}}$ .

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Step 10.3.1

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

$\frac{2 r^{4} s^{\frac{5}{4} \cdot \frac{1}{5}}}{s^{\frac{1}{4}} \cdot 32^{\frac{1}{5}}}$

Step 10.3.2

Cancel the common factor of $5$ .

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Step 10.3.2.1

Cancel the common factor.

$\frac{2 r^{4} s^{\frac{5}{4} \cdot \frac{1}{5}}}{s^{\frac{1}{4}} \cdot 32^{\frac{1}{5}}}$

Step 10.3.2.2

Rewrite the expression.

$\frac{2 r^{4} s^{\frac{1}{4}}}{s^{\frac{1}{4}} \cdot 32^{\frac{1}{5}}}$

Step 11

Simplify the denominator.

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Step 11.1

Rewrite $32$ as $2^{5}$ .

$\frac{2 r^{4} s^{\frac{1}{4}}}{s^{\frac{1}{4}} \cdot {(2^{5})}^{\frac{1}{5}}}$

Step 11.2

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

$\frac{2 r^{4} s^{\frac{1}{4}}}{s^{\frac{1}{4}} \cdot 2^{5 (\frac{1}{5})}}$

Step 11.3

Cancel the common factor of $5$ .

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Step 11.3.1

Cancel the common factor.

$\frac{2 r^{4} s^{\frac{1}{4}}}{s^{\frac{1}{4}} \cdot 2^{5 (\frac{1}{5})}}$

Step 11.3.2

Rewrite the expression.

$\frac{2 r^{4} s^{\frac{1}{4}}}{s^{\frac{1}{4}} \cdot 2^{1}}$

Step 11.4

Evaluate the exponent.

$\frac{2 r^{4} s^{\frac{1}{4}}}{s^{\frac{1}{4}} \cdot 2}$

Step 12

Reduce the expression by cancelling the common factors.

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Step 12.1

Cancel the common factor.

$\frac{2 r^{4} s^{\frac{1}{4}}}{s^{\frac{1}{4}} \cdot 2}$

Step 12.2

Rewrite the expression.

$\frac{r^{4} s^{\frac{1}{4}}}{s^{\frac{1}{4}}}$

Step 12.3

Cancel the common factor.

$\frac{r^{4} s^{\frac{1}{4}}}{s^{\frac{1}{4}}}$

Step 12.4

Divide $r^{4}$ by $1$ .

$r^{4}$