Question

reciprocal of 3 - 2 × root 2​

Answer 1

Answer:

3-2*√2

=1/3-2√2

Rationalising denominator

=1/3-2√2*3+2√2/3+2√2

=3+2√2/(3)^2-(2√2)^2

[(a-b)(a+b)=a^2-b^2]

=3+2√2/9-8

=3+2√2/1

=3+2√2 Answer