R - множество действительных чисел.

Ответ: 

Ответ: 
\frac{16}{6}\\x\in (2\frac{2}{3};+\infty)" alt="\tt (x-3)(x-6)<(x-1)(x-2)\\x^2-3x-6x+18<x^2-x-2x+2\\-6x<-16|:(-6)\\x>\frac{16}{6}\\x\in (2\frac{2}{3};+\infty)" align="absmiddle" class="latex-formula">
Ответ: 