Finite Math Examples

$\sqrt{\frac{196}{\sqrt{2}}}$

Step 1

Multiply $\frac{196}{\sqrt{2}}$ by $\frac{\sqrt{2}}{\sqrt{2}}$ .

$\sqrt{\frac{196}{\sqrt{2}} \cdot \frac{\sqrt{2}}{\sqrt{2}}}$

Step 2

Combine and simplify the denominator.

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Step 2.1

Multiply $\frac{196}{\sqrt{2}}$ by $\frac{\sqrt{2}}{\sqrt{2}}$ .

$\sqrt{\frac{196 \sqrt{2}}{\sqrt{2} \sqrt{2}}}$

Step 2.2

Raise $\sqrt{2}$ to the power of $1$ .

$\sqrt{\frac{196 \sqrt{2}}{{\sqrt{2}}^{1} \sqrt{2}}}$

Step 2.3

Raise $\sqrt{2}$ to the power of $1$ .

$\sqrt{\frac{196 \sqrt{2}}{{\sqrt{2}}^{1} {\sqrt{2}}^{1}}}$

Step 2.4

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

$\sqrt{\frac{196 \sqrt{2}}{{\sqrt{2}}^{1 + 1}}}$

Step 2.5

Add $1$ and $1$ .

$\sqrt{\frac{196 \sqrt{2}}{{\sqrt{2}}^{2}}}$

Step 2.6

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

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Step 2.6.1

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

$\sqrt{\frac{196 \sqrt{2}}{{(2^{\frac{1}{2}})}^{2}}}$

Step 2.6.2

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

$\sqrt{\frac{196 \sqrt{2}}{2^{\frac{1}{2} \cdot 2}}}$

Step 2.6.3

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

$\sqrt{\frac{196 \sqrt{2}}{2^{\frac{2}{2}}}}$

Step 2.6.4

Cancel the common factor of $2$ .

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Step 2.6.4.1

Cancel the common factor.

$\sqrt{\frac{196 \sqrt{2}}{2^{\frac{2}{2}}}}$

Step 2.6.4.2

Rewrite the expression.

$\sqrt{\frac{196 \sqrt{2}}{2^{1}}}$

Step 2.6.5

Evaluate the exponent.

$\sqrt{\frac{196 \sqrt{2}}{2}}$

Step 3

Cancel the common factor of $196$ and $2$ .

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Step 3.1

Factor $2$ out of $196 \sqrt{2}$ .

$\sqrt{\frac{2 (98 \sqrt{2})}{2}}$

Step 3.2

Cancel the common factors.

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Step 3.2.1

Factor $2$ out of $2$ .

$\sqrt{\frac{2 (98 \sqrt{2})}{2 (1)}}$

Step 3.2.2

Cancel the common factor.

$\sqrt{\frac{2 (98 \sqrt{2})}{2 \cdot 1}}$

Step 3.2.3

Rewrite the expression.

$\sqrt{\frac{98 \sqrt{2}}{1}}$

Step 3.2.4

Divide $98 \sqrt{2}$ by $1$ .

$\sqrt{98 \sqrt{2}}$

Step 4

Rewrite $98 \sqrt{2}$ as $7^{2} \cdot (2 \sqrt{2})$ .

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Step 4.1

Factor $49$ out of $98$ .

$\sqrt{49 (2) \sqrt{2}}$

Step 4.2

Rewrite $49$ as $7^{2}$ .

$\sqrt{7^{2} \cdot 2 \sqrt{2}}$

Step 4.3

Add parentheses.

$\sqrt{7^{2} \cdot (2 \sqrt{2})}$

Step 5

Pull terms out from under the radical.

$7 \sqrt{2 \sqrt{2}}$

Step 6

The result can be shown in multiple forms.

Exact Form:

$7 \sqrt{2 \sqrt{2}}$

Decimal Form:

$11.77254981 \dots$