Question

Calcule o valor das seguintes potências: a) 2³ b) (-3)³ c) 5-³ d) - 5³ e) (-5)² f) (2/3)⁴ g) (1/5)-² * 5 pontos

Answer 1

Resposta:

A)2³=2.2.2= 8

B)(-3)³=(-3).(-3).(-3)= 27

C) 5-³= 1/5³= 1/125

D)-5³= -5.5.5= -125

E)(-5)²=(-5).(-5)=125

F) (2/3)₄=2₄/3₄=16/81

G) (1/5)-²=(5/1)²=25/1