Basic Math Examples

${(\sqrt{a} + \frac{1}{\sqrt{a}})}^{7}$

Step 1

Simplify each term.

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Step 1.1

Multiply $\frac{1}{\sqrt{a}}$ by $\frac{\sqrt{a}}{\sqrt{a}}$ .

${(\sqrt{a} + \frac{1}{\sqrt{a}} \cdot \frac{\sqrt{a}}{\sqrt{a}})}^{7}$

Step 1.2

Combine and simplify the denominator.

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Step 1.2.1

Multiply $\frac{1}{\sqrt{a}}$ by $\frac{\sqrt{a}}{\sqrt{a}}$ .

${(\sqrt{a} + \frac{\sqrt{a}}{\sqrt{a} \sqrt{a}})}^{7}$

Step 1.2.2

Raise $\sqrt{a}$ to the power of $1$ .

${(\sqrt{a} + \frac{\sqrt{a}}{{\sqrt{a}}^{1} \sqrt{a}})}^{7}$

Step 1.2.3

Raise $\sqrt{a}$ to the power of $1$ .

${(\sqrt{a} + \frac{\sqrt{a}}{{\sqrt{a}}^{1} {\sqrt{a}}^{1}})}^{7}$

Step 1.2.4

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

${(\sqrt{a} + \frac{\sqrt{a}}{{\sqrt{a}}^{1 + 1}})}^{7}$

Step 1.2.5

Add $1$ and $1$ .

${(\sqrt{a} + \frac{\sqrt{a}}{{\sqrt{a}}^{2}})}^{7}$

Step 1.2.6

Rewrite ${\sqrt{a}}^{2}$ as $a$ .

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Step 1.2.6.1

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

${(\sqrt{a} + \frac{\sqrt{a}}{{(a^{\frac{1}{2}})}^{2}})}^{7}$

Step 1.2.6.2

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

${(\sqrt{a} + \frac{\sqrt{a}}{a^{\frac{1}{2} \cdot 2}})}^{7}$

Step 1.2.6.3

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

${(\sqrt{a} + \frac{\sqrt{a}}{a^{\frac{2}{2}}})}^{7}$

Step 1.2.6.4

Cancel the common factor of $2$ .

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Step 1.2.6.4.1

Cancel the common factor.

${(\sqrt{a} + \frac{\sqrt{a}}{a^{\frac{2}{2}}})}^{7}$

Step 1.2.6.4.2

Rewrite the expression.

${(\sqrt{a} + \frac{\sqrt{a}}{a^{1}})}^{7}$

Step 1.2.6.5

Simplify.

${(\sqrt{a} + \frac{\sqrt{a}}{a})}^{7}$

Step 2

Use the Binomial Theorem.

${\sqrt{a}}^{7} + 7 {\sqrt{a}}^{6} \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3

Simplify each term.

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Step 3.1

Rewrite ${\sqrt{a}}^{7}$ as $\sqrt{a^{7}}$ .

$\sqrt{a^{7}} + 7 {\sqrt{a}}^{6} \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.2

Rewrite $a^{7}$ as ${(a^{3})}^{2} a$ .

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Step 3.2.1

Factor out $a^{6}$ .

$\sqrt{a^{6} a} + 7 {\sqrt{a}}^{6} \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.2.2

Rewrite $a^{6}$ as ${(a^{3})}^{2}$ .

$\sqrt{{(a^{3})}^{2} a} + 7 {\sqrt{a}}^{6} \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.3

Pull terms out from under the radical.

$a^{3} \sqrt{a} + 7 {\sqrt{a}}^{6} \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.4

Rewrite ${\sqrt{a}}^{6}$ as $a^{3}$ .

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Step 3.4.1

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

$a^{3} \sqrt{a} + 7 {(a^{\frac{1}{2}})}^{6} \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.4.2

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

$a^{3} \sqrt{a} + 7 a^{\frac{1}{2} \cdot 6} \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.4.3

Combine $\frac{1}{2}$ and $6$ .

$a^{3} \sqrt{a} + 7 a^{\frac{6}{2}} \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.4.4

Cancel the common factor of $6$ and $2$ .

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Step 3.4.4.1

Factor $2$ out of $6$ .

$a^{3} \sqrt{a} + 7 a^{\frac{2 \cdot 3}{2}} \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.4.4.2

Cancel the common factors.

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Step 3.4.4.2.1

Factor $2$ out of $2$ .

$a^{3} \sqrt{a} + 7 a^{\frac{2 \cdot 3}{2 (1)}} \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.4.4.2.2

Cancel the common factor.

$a^{3} \sqrt{a} + 7 a^{\frac{2 \cdot 3}{2 \cdot 1}} \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.4.4.2.3

Rewrite the expression.

$a^{3} \sqrt{a} + 7 a^{\frac{3}{1}} \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.4.4.2.4

Divide $3$ by $1$ .

$a^{3} \sqrt{a} + 7 a^{3} \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.5

Cancel the common factor of $a$ .

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Step 3.5.1

Factor $a$ out of $7 a^{3}$ .

$a^{3} \sqrt{a} + a (7 a^{2}) \frac{\sqrt{a}}{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.5.2

Cancel the common factor.

Step 3.5.3

Rewrite the expression.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 {\sqrt{a}}^{5} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.6

Rewrite ${\sqrt{a}}^{5}$ as $\sqrt{a^{5}}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 \sqrt{a^{5}} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.7

Rewrite $a^{5}$ as ${(a^{2})}^{2} a$ .

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Step 3.7.1

Factor out $a^{4}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 \sqrt{a^{4} a} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.7.2

Rewrite $a^{4}$ as ${(a^{2})}^{2}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 \sqrt{{(a^{2})}^{2} a} {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.8

Pull terms out from under the radical.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 (a^{2} \sqrt{a}) {(\frac{\sqrt{a}}{a})}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.9

Apply the product rule to $\frac{\sqrt{a}}{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a^{2} \sqrt{a} \frac{{\sqrt{a}}^{2}}{a^{2}} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.10

Cancel the common factor of $a^{2}$ .

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Step 3.10.1

Factor $a^{2}$ out of $21 a^{2} \sqrt{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + a^{2} (21 \sqrt{a}) \frac{{\sqrt{a}}^{2}}{a^{2}} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.10.2

Cancel the common factor.

Step 3.10.3

Rewrite the expression.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 \sqrt{a} {\sqrt{a}}^{2} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.11

Multiply $\sqrt{a}$ by ${\sqrt{a}}^{2}$ by adding the exponents.

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Step 3.11.1

Move ${\sqrt{a}}^{2}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 ({\sqrt{a}}^{2} \sqrt{a}) + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.11.2

Multiply ${\sqrt{a}}^{2}$ by $\sqrt{a}$ .

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Step 3.11.2.1

Raise $\sqrt{a}$ to the power of $1$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 ({\sqrt{a}}^{2} {\sqrt{a}}^{1}) + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.11.2.2

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

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 {\sqrt{a}}^{2 + 1} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.11.3

Add $2$ and $1$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 {\sqrt{a}}^{3} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.12

Rewrite ${\sqrt{a}}^{3}$ as $\sqrt{a^{3}}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 \sqrt{a^{3}} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.13

Factor out $a^{2}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 \sqrt{a^{2} a} + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.14

Pull terms out from under the radical.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 (a \sqrt{a}) + 35 {\sqrt{a}}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.15

Rewrite ${\sqrt{a}}^{4}$ as $a^{2}$ .

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Step 3.15.1

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

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 {(a^{\frac{1}{2}})}^{4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.15.2

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

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 a^{\frac{1}{2} \cdot 4} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.15.3

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

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 a^{\frac{4}{2}} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.15.4

Cancel the common factor of $4$ and $2$ .

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Step 3.15.4.1

Factor $2$ out of $4$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 a^{\frac{2 \cdot 2}{2}} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.15.4.2

Cancel the common factors.

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Step 3.15.4.2.1

Factor $2$ out of $2$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 a^{\frac{2 \cdot 2}{2 (1)}} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.15.4.2.2

Cancel the common factor.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 a^{\frac{2 \cdot 2}{2 \cdot 1}} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.15.4.2.3

Rewrite the expression.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 a^{\frac{2}{1}} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.15.4.2.4

Divide $2$ by $1$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 a^{2} {(\frac{\sqrt{a}}{a})}^{3} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.16

Apply the product rule to $\frac{\sqrt{a}}{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 a^{2} \frac{{\sqrt{a}}^{3}}{a^{3}} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.17

Cancel the common factor of $a^{2}$ .

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Step 3.17.1

Factor $a^{2}$ out of $35 a^{2}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + a^{2} \cdot 35 \frac{{\sqrt{a}}^{3}}{a^{3}} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.17.2

Factor $a^{2}$ out of $a^{3}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + a^{2} \cdot 35 \frac{{\sqrt{a}}^{3}}{a^{2} a} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.17.3

Cancel the common factor.

Step 3.17.4

Rewrite the expression.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \frac{{\sqrt{a}}^{3}}{a} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.18

Combine $35$ and $\frac{{\sqrt{a}}^{3}}{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + \frac{35 {\sqrt{a}}^{3}}{a} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.19

Simplify the numerator.

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Step 3.19.1

Rewrite ${\sqrt{a}}^{3}$ as $\sqrt{a^{3}}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + \frac{35 \sqrt{a^{3}}}{a} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.19.2

Factor out $a^{2}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + \frac{35 \sqrt{a^{2} a}}{a} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.19.3

Pull terms out from under the radical.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + \frac{35 a \sqrt{a}}{a} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.20

Cancel the common factor of $a$ .

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Step 3.20.1

Cancel the common factor.

Step 3.20.2

Divide $35 \sqrt{a}$ by $1$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + 35 {\sqrt{a}}^{3} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.21

Rewrite ${\sqrt{a}}^{3}$ as $\sqrt{a^{3}}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + 35 \sqrt{a^{3}} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.22

Factor out $a^{2}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + 35 \sqrt{a^{2} a} {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.23

Pull terms out from under the radical.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + 35 (a \sqrt{a}) {(\frac{\sqrt{a}}{a})}^{4} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.24

Apply the product rule to $\frac{\sqrt{a}}{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + 35 a \sqrt{a} \frac{{\sqrt{a}}^{4}}{a^{4}} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.25

Cancel the common factor of $a$ .

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Step 3.25.1

Factor $a$ out of $35 a \sqrt{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + a (35 \sqrt{a}) \frac{{\sqrt{a}}^{4}}{a^{4}} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.25.2

Factor $a$ out of $a^{4}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + a (35 \sqrt{a}) \frac{{\sqrt{a}}^{4}}{a \cdot a^{3}} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.25.3

Cancel the common factor.

Step 3.25.4

Rewrite the expression.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + 35 \sqrt{a} \frac{{\sqrt{a}}^{4}}{a^{3}} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.26

Combine $\frac{{\sqrt{a}}^{4}}{a^{3}}$ and $35$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{{\sqrt{a}}^{4} \cdot 35}{a^{3}} \sqrt{a} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.27

Combine $\frac{{\sqrt{a}}^{4} \cdot 35}{a^{3}}$ and $\sqrt{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{{\sqrt{a}}^{4} \cdot 35 \sqrt{a}}{a^{3}} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.28

Raise $\sqrt{a}$ to the power of $1$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 ({\sqrt{a}}^{4} {\sqrt{a}}^{1})}{a^{3}} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.29

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

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 {\sqrt{a}}^{4 + 1}}{a^{3}} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.30

Add $4$ and $1$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 {\sqrt{a}}^{5}}{a^{3}} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.31

Simplify the numerator.

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Step 3.31.1

Rewrite ${\sqrt{a}}^{5}$ as $\sqrt{a^{5}}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a^{5}}}{a^{3}} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.31.2

Rewrite $a^{5}$ as ${(a^{2})}^{2} a$ .

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Step 3.31.2.1

Factor out $a^{4}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a^{4} a}}{a^{3}} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.31.2.2

Rewrite $a^{4}$ as ${(a^{2})}^{2}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{{(a^{2})}^{2} a}}{a^{3}} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.31.3

Pull terms out from under the radical.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 a^{2} \sqrt{a}}{a^{3}} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.32

Cancel the common factor of $a^{2}$ and $a^{3}$ .

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Step 3.32.1

Factor $a^{2}$ out of $35 a^{2} \sqrt{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{a^{2} (35 \sqrt{a})}{a^{3}} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.32.2

Cancel the common factors.

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Step 3.32.2.1

Factor $a^{2}$ out of $a^{3}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{a^{2} (35 \sqrt{a})}{a^{2} a} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.32.2.2

Cancel the common factor.

Step 3.32.2.3

Rewrite the expression.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + 21 {\sqrt{a}}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.33

Rewrite ${\sqrt{a}}^{2}$ as $a$ .

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Step 3.33.1

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

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + 21 {(a^{\frac{1}{2}})}^{2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.33.2

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

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + 21 a^{\frac{1}{2} \cdot 2} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.33.3

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

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + 21 a^{\frac{2}{2}} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.33.4

Cancel the common factor of $2$ .

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Step 3.33.4.1

Cancel the common factor.

Step 3.33.4.2

Rewrite the expression.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + 21 a^{1} {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.33.5

Simplify.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + 21 a {(\frac{\sqrt{a}}{a})}^{5} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.34

Apply the product rule to $\frac{\sqrt{a}}{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + 21 a \frac{{\sqrt{a}}^{5}}{a^{5}} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.35

Cancel the common factor of $a$ .

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Step 3.35.1

Factor $a$ out of $21 a$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + a \cdot 21 \frac{{\sqrt{a}}^{5}}{a^{5}} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.35.2

Factor $a$ out of $a^{5}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + a \cdot 21 \frac{{\sqrt{a}}^{5}}{a \cdot a^{4}} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.35.3

Cancel the common factor.

Step 3.35.4

Rewrite the expression.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + 21 \frac{{\sqrt{a}}^{5}}{a^{4}} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.36

Combine $21$ and $\frac{{\sqrt{a}}^{5}}{a^{4}}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 {\sqrt{a}}^{5}}{a^{4}} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.37

Simplify the numerator.

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Step 3.37.1

Rewrite ${\sqrt{a}}^{5}$ as $\sqrt{a^{5}}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a^{5}}}{a^{4}} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.37.2

Rewrite $a^{5}$ as ${(a^{2})}^{2} a$ .

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Step 3.37.2.1

Factor out $a^{4}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a^{4} a}}{a^{4}} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.37.2.2

Rewrite $a^{4}$ as ${(a^{2})}^{2}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{{(a^{2})}^{2} a}}{a^{4}} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.37.3

Pull terms out from under the radical.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 a^{2} \sqrt{a}}{a^{4}} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.38

Cancel the common factor of $a^{2}$ and $a^{4}$ .

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Step 3.38.1

Factor $a^{2}$ out of $21 a^{2} \sqrt{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{a^{2} (21 \sqrt{a})}{a^{4}} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.38.2

Cancel the common factors.

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Step 3.38.2.1

Factor $a^{2}$ out of $a^{4}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{a^{2} (21 \sqrt{a})}{a^{2} a^{2}} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.38.2.2

Cancel the common factor.

Step 3.38.2.3

Rewrite the expression.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} {(\frac{\sqrt{a}}{a})}^{6} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.39

Apply the product rule to $\frac{\sqrt{a}}{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} \frac{{\sqrt{a}}^{6}}{a^{6}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.40

Rewrite ${\sqrt{a}}^{6}$ as $a^{3}$ .

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Step 3.40.1

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

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} \frac{{(a^{\frac{1}{2}})}^{6}}{a^{6}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.40.2

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

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} \frac{a^{\frac{1}{2} \cdot 6}}{a^{6}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.40.3

Combine $\frac{1}{2}$ and $6$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} \frac{a^{\frac{6}{2}}}{a^{6}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.40.4

Cancel the common factor of $6$ and $2$ .

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Step 3.40.4.1

Factor $2$ out of $6$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} \frac{a^{\frac{2 \cdot 3}{2}}}{a^{6}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.40.4.2

Cancel the common factors.

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Step 3.40.4.2.1

Factor $2$ out of $2$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} \frac{a^{\frac{2 \cdot 3}{2 (1)}}}{a^{6}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.40.4.2.2

Cancel the common factor.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} \frac{a^{\frac{2 \cdot 3}{2 \cdot 1}}}{a^{6}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.40.4.2.3

Rewrite the expression.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} \frac{a^{\frac{3}{1}}}{a^{6}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.40.4.2.4

Divide $3$ by $1$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} \frac{a^{3}}{a^{6}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.41

Cancel the common factor of $a^{3}$ and $a^{6}$ .

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Step 3.41.1

Multiply by $1$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} \frac{a^{3} \cdot 1}{a^{6}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.41.2

Cancel the common factors.

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Step 3.41.2.1

Factor $a^{3}$ out of $a^{6}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} \frac{a^{3} \cdot 1}{a^{3} a^{3}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.41.2.2

Cancel the common factor.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} \frac{a^{3} \cdot 1}{a^{3} a^{3}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.41.2.3

Rewrite the expression.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + 7 \sqrt{a} \frac{1}{a^{3}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.42

Multiply $7 \sqrt{a} \frac{1}{a^{3}}$ .

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Step 3.42.1

Combine $\frac{1}{a^{3}}$ and $7$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + \frac{7}{a^{3}} \sqrt{a} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.42.2

Combine $\frac{7}{a^{3}}$ and $\sqrt{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + \frac{7 \sqrt{a}}{a^{3}} + {(\frac{\sqrt{a}}{a})}^{7}$

Step 3.43

Apply the product rule to $\frac{\sqrt{a}}{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + \frac{7 \sqrt{a}}{a^{3}} + \frac{{\sqrt{a}}^{7}}{a^{7}}$

Step 3.44

Simplify the numerator.

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Step 3.44.1

Rewrite ${\sqrt{a}}^{7}$ as $\sqrt{a^{7}}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + \frac{7 \sqrt{a}}{a^{3}} + \frac{\sqrt{a^{7}}}{a^{7}}$

Step 3.44.2

Rewrite $a^{7}$ as ${(a^{3})}^{2} a$ .

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Step 3.44.2.1

Factor out $a^{6}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + \frac{7 \sqrt{a}}{a^{3}} + \frac{\sqrt{a^{6} a}}{a^{7}}$

Step 3.44.2.2

Rewrite $a^{6}$ as ${(a^{3})}^{2}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + \frac{7 \sqrt{a}}{a^{3}} + \frac{\sqrt{{(a^{3})}^{2} a}}{a^{7}}$

Step 3.44.3

Pull terms out from under the radical.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + \frac{7 \sqrt{a}}{a^{3}} + \frac{a^{3} \sqrt{a}}{a^{7}}$

Step 3.45

Cancel the common factor of $a^{3}$ and $a^{7}$ .

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Step 3.45.1

Factor $a^{3}$ out of $a^{3} \sqrt{a}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + \frac{7 \sqrt{a}}{a^{3}} + \frac{a^{3} (\sqrt{a})}{a^{7}}$

Step 3.45.2

Cancel the common factors.

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Step 3.45.2.1

Factor $a^{3}$ out of $a^{7}$ .

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + \frac{7 \sqrt{a}}{a^{3}} + \frac{a^{3} (\sqrt{a})}{a^{3} a^{4}}$

Step 3.45.2.2

Cancel the common factor.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + \frac{7 \sqrt{a}}{a^{3}} + \frac{a^{3} \sqrt{a}}{a^{3} a^{4}}$

Step 3.45.2.3

Rewrite the expression.

$a^{3} \sqrt{a} + 7 a^{2} \sqrt{a} + 21 a \sqrt{a} + 35 \sqrt{a} + \frac{35 \sqrt{a}}{a} + \frac{21 \sqrt{a}}{a^{2}} + \frac{7 \sqrt{a}}{a^{3}} + \frac{\sqrt{a}}{a^{4}}$