Simplify fourth root of (-3)^4

$\sqrt[4]{{(- 3)}^{4}}$

Step 1

Raise $- 3$ to the power of $4$ .

$\sqrt[4]{81}$

Step 2

Rewrite $81$ as $3^{4}$ .

$\sqrt[4]{3^{4}}$

Step 3

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

$3$

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