Question

1. Rationalise the denominator of 1/√2+1
2. Rationalise the denominator of 1/ √3 -1
3. Rationalise the denominator of 5/ 2√3 -1


please tell me correct answet i have submit in exam please in correct formula​

Answer 1

Answer:

by using ( a+b) (a-b) = a2 - b2

hope it helps u...........^.^

thnk u...