Question

log3(x-3)<2 помогитееее

Answer 1

$log_{3} (x-3)<2 \ \ log_{3} (x-3)< log_{3} 9 \ \ left { {{x-3>0} atop {x-3<9}} right. \ \ left { {{x>3} atop {x<12}} right.$

x ∈ ( 3; 12)