# How do you simplify ( 3 sqrt 5) ( 2 sqrt 10 ) ?

May 30, 2018

$30 \sqrt{2}$

#### Explanation:

Multiply the whole numbers together and multiply the sued numbers together

$\left(3 \sqrt{5}\right) \left(2 \sqrt{10}\right) = 6 \sqrt{50}$

$\sqrt{50} = \sqrt{25} \times \sqrt{2} = 5 \sqrt{2}$

So $6 \sqrt{50} = 6 \times 5 \sqrt{2} = 30 \sqrt{2}$