Question

Помогите решить неравенство

Answer 1

$(1\frac{1}{5})^{x}<\frac{5}{6}\\\\(\frac{6}{5})^{x}<(\frac{6}{5})^{-1}\\\\\frac{6}{5}>1\Rightarrow x<-1\\\\Otvet:\boxed{x\in(-\infty;-1)}$