Question

calcule as potencias
(+1/3)2
(-1/5)2
(+2/3)2
(-3/7)2
(+4/5)2
(-3/2)2
(-8/3)2
(-1/4)2
(-2/3)3

Answer 1

(+1/3)2 = 1/9

(-1/5)2 = 1/25

(+2/3)2 = 4/9

(-3/7)2 = 9/49

(+4/5)2 = 16/25

(-3/2)2 = 9/4

(-8/3)2 = 64/9

(-1/4)2 = 1/16

(-2/3)3 = -8/27

Answer 2

Resposta:

a)1/9 b)1/25 c)4/9 d)9/49 e)16/25 f)9/4 g)64/9 h)1/16 i)-8/27

Explicação passo a passo: