Mathematics
Mathematics, 19.09.2021 23:20, Esan1478

tìm m để phương trình x^{2} + 7x + m -3 có 2 nghiệm dương phân biệt thỏa mãn 2x_{1} - x_{2} = 5

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Do you know the correct answer?
tìm m để phương trình + 7x + m -3 có 2 nghiệm dương phân biệt thỏa mãn - = 5...

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