Question

9) O valor de ( 1/2 )-¹ + ( 1/4 ) -² é:
a) 1/4
b) 18
c) 5/2
d) - 1/2

Answer 1

Resposta:

(1/2 )-¹ + ( 1/4 ) -²=

2+4^2=2+42=

2+16=2+16=

18