3square root of 18 + 3 square root of 12 + 2square root of 27 =

Answer 1

3√18 + 3√12 + 2√27
= 9√2 + 6√3 + 6√3
= 9√2 + 12√3

Answer 2

-3square root of 2+ 3square root of 20-3square root of 8

Answer 3

18= 2x3x3
12=2x2x3
27=3x3x3
3√2x3x3+3√2x2x3+2√3x3x3
3x3√2+3x2√3+2x3√3
9√2 + 6√3 + 6√3
9√2 + 12√3

Answer 4

-2√20 + 2√18 - 2√5