exam Maths Puzzle Numerical Ability

Simplify by taking roots of the numberator and the denominator. Assume that all expressions under radicals represent positive numbers.

root (3,512x^8/y^3)

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exam Other Question

what is the x intercept and y intercept of the problem 2y=x-6 A broker invested some money at 7.5% interest,and a thousand dollars less at 6% annual interest. After one year she earned $1087.50 in interest. How much money was invested at each