Найти корень уравнения log1/9(9-6x)=-2
log1/9(9-6x)=-2 log1/9(9-6x)=-2*1 log1/9(9-6x)=-2* log1/9(1/9) log1/9(9-6x)= log1/9((1/9)^(-2)) log1/9(9-6x)=log1/9(81) 9-6x=81 -6x=81-9 -6x=72 x=72/(-6)=-12 Проверка: 9-6x=9-6*(-12)=9+72=81>0 Ответ: -12.