Question

(X4 Y-4 Z2/7Y-5) por favor ayúdenme a resolver el ejercicio es el de la foto

Answer 1

$( \frac{7 {y}^{ - 5} }{ {x}^{4} {y}^{ - 4} {z}^{2} } ) ^{1} \\ \\ ( \frac{7 {y }^{ - 5} }{ {y}^{ - 4} })( \frac{1}{ {x}^{4} {z}^{2} } ) \\ \\ (7 {y}^{( - 5 - ( - 4))} )(\frac{1}{ {x}^{4} {z}^{2} }) \\ \\ (7 {y}^{ - 1} )(\frac{1}{ {x}^{4} {z}^{2} }) \\ \\ (\frac{7}{ y{x}^{4} {z}^{2} })$

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