Question

RESOLVA ESSAS DUAS QUESTÕES ​

Answer 1

Resposta:

2-a) log2 32=×

2>×32

2>×=2>5

×=5 cancela as bases

b) log× 27=3

×3=27

x3=3°3

×=3 cancela as potências

c) log5 × = 2

5°2=×

25=×

d) log9 9=×

9<×=9°1

×=1 cancela as bases