Question

[( -5/3)^-1 + (5/2)^-1]^-1 =

Answer 1

Resposta:

Explicação passo-a-passo:

$(\frac{-5}{3} )^{-1 } +( \frac{5}{2}) ^{-1} = \frac{-3}{5} + \frac{2}{5} = \frac{-1}{5}$

$(\frac{-1}{5}) ^{-1} = \frac{-5}{1} = -5$