0\; ,\; x\in (-\infty,-1)U(1,+\infty)\\\\log_3log_2(x^2-1)=1\\\\log_2(x^2-1)=3\\\\x^2-1=2^3\\\\x^2=9\\\\x=\pm 3" alt="log_4log_3log_2(x^2-1)=0\; ,\; ODZ:\; \; x^2-1>0\; ,\; x\in (-\infty,-1)U(1,+\infty)\\\\log_3log_2(x^2-1)=1\\\\log_2(x^2-1)=3\\\\x^2-1=2^3\\\\x^2=9\\\\x=\pm 3" align="absmiddle" class="latex-formula">