1. Cho bất phương trình
\(\left(2m^2-m\right)x+5m\ge\left(m^2+2\right)x-1+3m\) . Tìm m để bất phương trình đã cho thỏa với mọi x. 2. Xác định m để hệ bất phương trình sau có nghiệm:\(\left\{{}\begin{matrix}3x-2\ge0\\2x\le\\4x+1< 2m-x\end{matrix}\right.3-2x\)
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