How do you simplify $sqrt8+sqrt18 -sqrt 32$ ?

Question

1593 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-06-25T04:34:54

$sqrt2$

$sqrt8 + sqrt18 - sqrt32$

First, find the greatest factors of each number in the radical that can be square rooted:
$sqrt(4*2) + sqrt(9 * 2) - sqrt(16*2)$

Simplify:
$sqrt4sqrt2 + sqrt9sqrt2 - sqrt16sqrt2$

$2sqrt2 + 3sqrt2 - 4sqrt2$

$sqrt2$

Hope this helps!

How do you simplify sqrt8+sqrt18 -sqrt 32sqrt8+sqrt18 -sqrt 32?