Question

1) CALCULE AS POTÊNCIAS COM EXPOENTES NEGATIVOS:

A) (5/8)^-2=
B) (1/4)^-3=
C) (9/4)^-2=
D) (-7/5)^-2=
E) (-1/6)^-2=
F) ( -3/4)^-3=
G) (-1/8)^-2=
H) (-2/5)^-3

Answer 1

A) (8/5)^2 = 64/25
B) 4^3 =64
C) (4/9)^2 = 16/81
D) (5/-7)^2 = 25/49
E) (6/-1)^2 = 36
F) (4/-3)^3 = -64/27
G) (8/-1)^2 = 64
H) (5/-2)^3 = -125/8