�ã7/11 rationalize the denominator and simplify

Answer 1

If you mean

√(7/11) then

√7/√11 * √11/√11
√(7*11)/11
√77/11

As you go on, I think you'll come to realize that rationalizing the denominator is often a waste of time.

I think 1/√2 is just as nice as √2/2 for most purposes.