Question

Calcule o valor do logaritmo: log 0,000064 na base 2

Answer 1

Olá Beatriz,

$log _{5}0,000064=x\\\\ 5 ^{x}=0,000064\\\\ 5 ^{x}= \frac{1}{15.625}\\\\ 5 ^{x}= \frac{1}{5 ^{6} }\\\\ 5 ^{x}=5 ^{-6}\\\\ \not5 ^{x}=\not5 ^{-6}\\\\ x=-6$

Espero ter ajudado e tenha ótimos estudos