Question

(01.03 MC)

Which of the following is a step in simplifying the expression
(Xy^4/x^-5y^5)^3

Answer 1

`\displaystyle\tt\left((xy^4)/(x^(-5)y^5)\right)^(-3) =(x^(-3)y^(4\cdot(-3)))/(x^(-5\cdot(-3))y^(5\cdot(-3)))=\boxed{\tt(x^(-3)y^(-12))/(x^(15)y^(-15))}`