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Phat12ca3
1 năm trước
Giải phương trình sau: \[\frac{{7x + 4}}{{\sqrt {2{x^2} -2} }} + \frac{{2\sqrt {2x + 1} }}{{\sqrt {2x + 2} }} = 3 + \frac{{3\sqrt {2x + 1} }}{{\sqrt {x - 1} }}\]
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