Question

Sabendo-se que log ba = 9, calcule log b raiz cúbica de ´a´.

OBS: ´B´É A BASE DO LOGARITMO.

Answer 1

$log\ _b\ a = 9 \\ \\ \\ log\ _b\ a = \dfrac{1}{3} * 9 \\ \\ \\ log\ _b\ ( a^ \frac{1}{3}) = 9 \\ \\ \\ log\ _b \ \sqrt[3]{a} = 3$