Question

Simplify the expression (3x^2y^-3)^3/27(xy)^-9 . The simplified expression is________ . PLEASE HELP

Answer 1

$\frac{(3x^{2}y^{-3})^{3}}{27(xy)^{-9}} = \frac{3^{3}}{27}\times x^{2\times 3-(-9)}y^{-3\times 3-(-9)}} = x^{15}$