the square root of 81/29.
Well, just take the sqrt of both numbers separately, so we have:
sqrt(81)=9
sqrt(29)=5.385165, So the answer is:
9/5.385165
√(81/29)=√(81)/√(29)=9/√(29)=9∗√(29)/(√(29)∗√(29))=9√(29)/29