<span>(x+1)^2*(x^2+2x)=0</span>
log₉(11x-12) = 3log₉10
log₉(11x-12) = log₉10³
ОДЗ: 11х - 12>0
x >
11х - 12 = 10³
11х - 12 = 1000
11х = 1000 + 12
11х = 1012
х = 1012 : 11
х = 92
Ответ: 92