Question

4 - Calcule as potências .
a) ( + 3 ) 2 =
b) ( - 5 ) 0 =
c) ( - 10 ) 2 =
d) ( - 2 ) 3 =

5 - Calcule
a) ( - 2 ) + ( + 70 ) =
b) ( - 40 ) - ( - 14 ) =
c) ( + 8) . ( + 25 ) =
d) ( + 56 ) : ( - 1 ) =

Answer 1

Resposta:

a) 9

b) 1

c) 100

d) -8

a) 68

b) -26

c) 200

d) -56