Question #17f15

1 Answer
EZ as pi
Mar 12, 2017

=4sqrt3 +4sqrt2

Explanation:

Write each of the numbers under the roots as the product of factors, using squares if possible:

2(sqrt12+sqrt8)

=2(sqrt(4xx3) + sqrt(4xx2))" "larr find the roots if possible:

=2(2sqrt3 +2sqrt2)" "larr multiply out the bracket

=4sqrt3 +4sqrt2

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