giup vs
$1. 2log_3(x-3)+log_2(x-4)^2=0$$2. log_2(\frac{x-5}{x+5})+log_2(x^2-25)=0$$3. log_3(2x+1)=2log_{2x+1}3$
Phương trình lôgarit
giup vs
$1. 2
\log_3(x-3)+
\log_2(x-4)^2=0$$2.
\log_2(\frac{x-5}{x+5})+
\log_2(x^2-25)=0$$3.
\log_3(2x+1)=2
\log_{2x+1}3$
Phương trình lôgarit