Question

ME AJUDEM É URGENTE

Answer 1

Resposta:

$(-\frac{2}{5}) ^{6} .(-\frac{2}{5} )^{4} :(-\frac{2}{5} )^{11}$

$(-\frac{2}{5}) ^{6+4} :(-\frac{2}{5} )^{11}$

$(-\frac{2}{5}) ^{10} :(-\frac{2}{5} )^{11}$

$(-\frac{2}{5}) ^{10-11}$

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

$\frac{5}{2} ^{1}$

$\frac{5}{2}$