Question

How do you simplify `3sqrt 12 -2 sqrt3`?

Answer 1

=`4sqrt3`

Explanation:

Break 12 down into its prime factors to find any squares.

`3sqrt (2xx2xx3) - 2 sqrt3`

=`3 xx 2 sqrt3 - 2sqrt3`

=`6sqrt3 - 2sqrt3`

=`4sqrt3`