Algebra Examples

$x^{2} = \frac{25}{36}$

Step 1

Take the specified root of both sides of the equation to eliminate the exponent on the left side.

$x = \pm \sqrt{\frac{25}{36}}$

Step 2

Simplify $\pm \sqrt{\frac{25}{36}}$ .

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Step 2.1

Rewrite $\sqrt{\frac{25}{36}}$ as $\frac{\sqrt{25}}{\sqrt{36}}$ .

$x = \pm \frac{\sqrt{25}}{\sqrt{36}}$

Step 2.2

Simplify the numerator.

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Step 2.2.1

Rewrite $25$ as $5^{2}$ .

$x = \pm \frac{\sqrt{5^{2}}}{\sqrt{36}}$

Step 2.2.2

Pull terms out from under the radical, assuming positive real numbers.

$x = \pm \frac{5}{\sqrt{36}}$

Step 2.3

Simplify the denominator.

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Step 2.3.1

Rewrite $36$ as $6^{2}$ .

$x = \pm \frac{5}{\sqrt{6^{2}}}$

Step 2.3.2

Pull terms out from under the radical, assuming positive real numbers.

$x = \pm \frac{5}{6}$

Step 3

The complete solution is the result of both the positive and negative portions of the solution.

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Step 3.1

First, use the positive value of the $\pm$ to find the first solution.

$x = \frac{5}{6}$

Step 3.2

Next, use the negative value of the $\pm$ to find the second solution.

$x = - \frac{5}{6}$

Step 3.3

The complete solution is the result of both the positive and negative portions of the solution.

$x = \frac{5}{6}, - \frac{5}{6}$