Question

The 9th question plz answer

Answer 1

Explanation:

after rationalising we get as b)19

multiply 3√3+2√2 on numerator and denominator

7(3√3+2√2)/(3²*3-2²*2)

7(3√3+2√2)/27-8

7(3√3+2√2)/19

so denominator is 19