Question

question
express in simplest radical form.
$sqrt{128}$
answer attempt 1 out of 2

Explanation:

Step1: Factor 128 into perfect square

$\sqrt{128} = \sqrt{64 \times 2}$

Step2: Split the square root

$\sqrt{64} \times \sqrt{2}$

Step3: Simplify perfect square root

$8 \times \sqrt{2} = 8\sqrt{2}$

Answer:

$8\sqrt{2}$