# How do you simplify sqrt245?

Dec 28, 2016

$7 \sqrt{5}$

#### Explanation:

Write $245$ as the product of its prime factors to find out what you are working with.

$\sqrt{245} = \sqrt{5 \times 7 \times 7}$

Find square roots wherever possible.

$\sqrt{5 \times {7}^{2}} = 7 \sqrt{5}$