How do you simplify $-3sqrt252$ ?

Question

1599 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2015-05-24T07:29:48

$sqrt252 = sqrt (2 .2.3.3.7)$

$sqrt (2 .2.3.3.7) = 2.3sqrt7 = 6sqrt7$

now,
$-3 xx 6sqrt7 = -18sqrt7$

$color(brown)(-18sqrt7$ is the simplified form.

How do you simplify -3sqrt252-3sqrt252?