Question

og er 3
03. Qual o valor de log, 2-??
(DICA: Use as propriedades apresentadas
logaritmo)​

Answer 1

ogb an=n⋅logb a

Assim:

{log}_{2}~2^{-3}=(-3){log}_{2}~2log2 2−3=(−3)⋅log2 2

{log}_{2}~2^{-3}=(-3)1log2 2−3=(−3)⋅1

{log}_{2}~2^{-3}=-3log2 2−3=−3