velasqrr2 velasqrr2

26-03-2018
Mathematics

contestada

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

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sqdancefan sqdancefan

26-03-2018

[tex]\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}[/tex]

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