Question

Simplify 4 square root of 2 end root plus 7 square root of 2 end root minus 3 square root of 2

1) 2 square root of 8

2) 8 square root of 2

3) 8 square root of 6

4) 6 square root of 8

Answer 1

4sqrt2 +7sqrt2 -3sqrt2 =

4 +7 -3 = ? let be x

so than the result will be xsqrt2

hpe helped understandably easy