Question

1. √75+√8-(√32+√48)=
2. (2√2-√6)(√2+ √6)=

Answer 1

1. √75 + √8 - (√32 + √48)
  =√25.3 + √4.2 - (√16.2 + √16.3)
  =5√3 + 2√2 - 4√2 - 4√3
  =√3 - 2√2

2. (2√2 - √6)(√2 + √6)
  =2.2 + 2√12 - √12 - 6
  =4 + √12 - 6
  =-2 + √4.3
  = -2 + 2√3

semoga benar yaa..