Simplify square root of 20x

$\sqrt{20 x}$

Step 1

Rewrite $20 x$ as $2^{2} \cdot (5 x)$ .

Factor $4$ out of $20$ .

$\sqrt{4 (5) x}$

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

$\sqrt{2^{2} \cdot 5 x}$

Add parentheses.

$\sqrt{2^{2} \cdot (5 x)}$

$\sqrt{2^{2} \cdot (5 x)}$

Step 2

Pull terms out from under the radical.

$2 \sqrt{5 x}$

Related Questions