Simplify the Radical Expression - fourth root of 16x^8

$- \sqrt[4]{16 x^{8}}$

Step 1

Rewrite $16 x^{8}$ as ${(2 x^{2})}^{4}$ .

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

Step 2

Pull terms out from under the radical.

$- | 2 x^{2} |$

Step 3

Remove non-negative terms from the absolute value.

$- (2 x^{2})$

Step 4

Multiply $2$ by $- 1$ .

$- 2 x^{2}$