Pre-Algebra Examples

$x^{5} = 243$

Step 1

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

$x = \sqrt[5]{243}$

Step 2

Simplify $\sqrt[5]{243}$ .

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Step 2.1

Rewrite $243$ as $3^{5}$ .

$x = \sqrt[5]{3^{5}}$

Step 2.2

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

$x = 3$