exam Maths Puzzle Numerical Ability

Please help with the following problem where the directions read "Rationalize the following denominators - assume all variables to be positive"

sq rt of 72 x^2 y^9 divided by aq rt of 49 x^7 y

Thanks so much!

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exam Other Question
Solve each absolute value equation:

4-3|x - 2|= -8 Find three consecutive even integers such that the product of five and the third integer is four more than two times the sum of the first two numbers.