To simplify by using appropriate operations.
The answer is .
Rationalizing the numerator −
multiplying numerator and denominator by conjugate radical
Difference of Squares :-
Multiplying denominator and numerator by .
( because )
After simplifying we get .
Subscribe to bartleby learn! Ask subject matter experts 30 homework questions each month. Plus, you’ll have access to millions of step-by-step textbook answers!