Question

1) Calcule as potências:



a) (- 3 )^4 = *





b) ( - 4 )³ = *




c) ( 0, 9 )² *



d) ( 5/6 )-² *



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Answer 1

a) (- 3 )^4 =  81

b) ( - 4 )³ =  -64

c) ( 0, 9 )² = 0,81

d) ( 5/6 )-² = (6/5)² = 36/25

Answer 2

Resposta:

a) -81

b)-64

c) 81

d)36/25