Evaluate – square root of 64 - MathMaster

Math

$- \sqrt{64}$

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

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

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

$- 1 \cdot 8$

Multiply $- 1$ by $8$ .

$- 8$

Evaluate – square root of 64

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