Question

√6+√54-√250
√32-√2+√8
4√3-(√27+√12)

Answer 1

√6+√54-√250= √6 + 3√6 - 5√10 = 4√6 - 5√10
√32-√2+√8 = 4√2 -√2 + 2√2 = 3√2 +2√2 = 5√2
4√3-(√27+√12) = 4√3 -(3√3+2√3)=  4√3 -(5√3) = -√3