Question

quanto e Log8 1/4 logaritimos

Answer 1

Log8 1/4 = n

8ⁿ = 1/4

(2³)ⁿ = 1/2²

2³ⁿ = 2-²

3n = -2

n = -2/3

Answer 2

Resposta:

$\textsf{Leia abaixo}$

Explicação passo a passo:

$\mathsf{x = log_8\:\dfrac{1}{4}}$

$\mathsf{x = log_{2^3}\:2^{-2}}$

$\mathsf{x = -\dfrac{2}{3}\:.\:log_{2}\:2}$

$\boxed{\boxed{\mathsf{x = -\dfrac{2}{3}}}}$