Question

Q.16 pls...i can't do it its tough for me...plz guys help me....



Good night...

Answer 1

√3-1/√3+1

rationalise

(√3-1)(√3-1)/(√3+1)(√3-1)

(√3-1)^2/2

3+1-2√3/2

4-2√3/2

2-√3=a-b√3

a=2,b=1

hope it helps