Lời giải:
ĐKXĐ: \(\left\{\begin{matrix} x-m\geq 0\\ 2x-m-1\geq 0\end{matrix}\right., \forall x\in [0;1)\)
\(\Leftrightarrow \left\{\begin{matrix} m\leq x\\ m\leq 2x-1\end{matrix}\right.,\forall x\in [0;1)\)
\(\Rightarrow m\leq \min (2x-1,x), \forall x\in [0;1)\)
\(\Rightarrow m\leq -1\)