Evaluate fourth root of (-2)^4

$\sqrt[4]{{(- 2)}^{4}}$

Step 1

Raise $- 2$ to the power of $4$ .

$\sqrt[4]{16}$

Step 2

Rewrite $16$ as $2^{4}$ .

$\sqrt[4]{2^{4}}$

Step 3

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

$2$

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