Evaluate square root of (-8)^2

$\sqrt{{(- 8)}^{2}}$

Step 1

Raise $- 8$ to the power of $2$ .

$\sqrt{64}$

Step 2

Rewrite $64$ as $8^{2}$ .

$\sqrt{8^{2}}$

Step 3

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

$8$

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