Question

log ³ (4x−1) = log ³x 

Answer 1

Quando temos log de mesma base, podemos cancelar os logs.

$log_3\ (4x-1)=log_3\ x\\\\ 4x-1=x\\\\ 4x-x=1\\\\ 3x=1\\\\ \boxed{x=\frac{1}{3}}$