[m]\left\{\begin {matrix}4x-x^2 ≥ 0\\|x-4|>0\\log_{3}|x-4| ≠ 0\end {matrix}\right.[/m] ⇒ [m]\left\{\begin {matrix}x(4-x) ≥ 0\Rightarrow0 ≤ x ≤ 4\\x ≠4 \\|x-4| ≠ 1\Rightarrow x-4 ≠ ± 1\Rightarrow x ≠5; x ≠ 3 \end {matrix}\right.[/m] О т в е т. [m][0;3)\cup(3;4)[/m]
