Question

A) 1/27
B) 1/9
C) 1/32
D) 1/25​

Answer 1

Resposta:

D) 1/25​

Explicação passo a passo:

$\left(\frac{x}{y}\right)^{-1}=\left(\frac{\frac{1}{2}+\frac{1}{3}}{\frac{1}{5}-\frac{1}{6}}\right)^{-1}$

$=\frac{1}{\frac{\frac{1}{2}+\frac{1}{3}}{\frac{1}{5}-\frac{1}{6}}}$

$=\frac{1}{25}$