Question #17f15

1 Answer
Mar 12, 2017

Answer:

# =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#