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thuuyenhuynh220502
2 năm trước
Số nghiệm của phương trình $x^{2}$ - x +$\frac{1}{\sqrt{x-1}}$ = $\frac{1}{\sqrt{x-1}}$ + 6 là? A. 0 B. 2 C. 1 D. 3 (Giải giúp mình với mình đang cần gấp)
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