Question

URGENTEEE
A expressão
(-16/15)^-17 . (5/18)^-17 : (-8/27)^-50/3 é igual a:

A) 3/2
B) -3/2
C) -1
D) -4/9​

Answer 1

Resposta:

(-16/15)^(-17) * (5/18)^(-17) /(-8/27)^(-50/3)

[(-16/15)*(5/18)]^(-17) /(-2³/3³)^(-50/3)

[(-8/3)*(1/9)]^(-17) /(-2/3)^(-50)

[(-2³/3³)]^(-17) /(-2/3)^(-50)

[(-3³/2³)]^(17) *(-2/3)^(50)

(-3/2)^(51) *(-3/2)^(-50)

(-3/2)^[51 -50]

=(-3/2)

Letra B