Simplify square root of 9z^14

$\sqrt{9 z^{14}}$

Step 1

Rewrite $9 z^{14}$ as ${(3 z^{7})}^{2}$ .

$\sqrt{{(3 z^{7})}^{2}}$

Step 2

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

$3 z^{7}$

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