Evaluate square root of (-4)^2

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

Step 1

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

$\sqrt{16}$

Step 2

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

$\sqrt{4^{2}}$

Step 3

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

$4$

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