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xuantruong736
2 năm trước
Cần câu trả lời gấp mai mình phải đi học rùi Rút gọn M= ║1$\frac{1}{5}$-x║+║x- $\frac{1}{5}$║- 3$\frac{1}{5}$ trong các trường hợp sau: a) x $\geq$ 1$\frac{1}{5}$ b) x $\leq$ $\frac{1}{5}$ c) $\frac{1}{5}$ < x < 1$\frac{1}{5}$
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