Question

Calcule:
A)-5^2+1-74^0=

B) (-8)^2-2-(-1) =

C(1-2,5)^2 =

D) 3^2+3^-2=

E)5^0-(-1)-(-1/2)^2

F)(1/2)^-1 +(1/2)^-2

OBS: mim ajude fazer as contas

Answer 1

A) 26
B)63
C)2,25
D)18
E)-0,75
F) -0,5