Question

log de 125/8 na base 5/2

Answer 1

Olá, 

$log_{ \frac{5}{2}} \frac{125}{8} = x \\\\ ( \frac{5}{2})^x = \frac{125}{8} \\\\ ( \frac{5}{2})^x = \frac{5^3}{2^3} \\\\ ( \frac{5}{2})^x = (\frac{5}{2}) ^3 \\\\ x = 3$

Bons estudos ;)