Question

calcular log de 125/81 na base 3/5

Answer 1

$log_{\frac{3}{5}} \frac{125}{81}$

$\frac{3}{5} ^x= \frac{125}{81}$

$\frac{3}{5}^x= \frac{5^3}{3^4}$

$x= \frac{3}{4}$

Espero ter ajudado ;D'