Question

simplifying radicals
this is the only question in this section.
question
express in simplest radical form.
$sqrt{162}$

Explanation:

Step1: Factor out perfect square

$\sqrt{81 \times 2}$

Step2: Split radical into product

$\sqrt{81} \times \sqrt{2}$

Step3: Simplify perfect square root

$9 \times \sqrt{2}$

Answer:

$9\sqrt{2}$