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lethu23042001
2 năm trước
cho bất phương trình $x^{2}$ -2x$\leq$ |x-2|+ax-6. Gía trị dương nhỏ nhất của để bất phương trình có nghiệm gần với số nào đây ? A.1,6 B.2,2 C.2,6 D.0,5
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