Question

Rationalise: 5+3√3 / 5-3√3​

Answer 1

Step-by-step explanation:

first you have to change the sign in denominator and multiply with both numerator and denominator.

after that you have to just apply the following formula for numerator and denominator respectively: 1.(a+b)^2=a^2+b^2+2ab.

2.(a^2-b^2)=(a+b)(a-b)

and at last just simplify it..

I hope this helped you..