Question

Calcule o valor do x nos logaritmos abaixo:
A) log10 0,001=×
B)log10 0,0001=×
C)log3 1/27=×
D) log3 81=×

Answer 1

A) log10 0,001=× => 10^x=10-³ => x= -3

B)log10 0,0001=× => 10^x=10-⁴ => x=-4

C)log3 1/27=× => 3^x=3-³ => x=-3

D) log3 81=× => 3^x=3⁴ => x=4