Cho pt: x²+ (m-3)x-5=0
Tìm m để pt có hai nghiệm x1 x2 thoả x1²+x2²-5x1x2+3x1+3x2=4...
Mathematics, 16.06.2021 14:00 sksksjs
Cho pt: x²+ (m-3)x-5=0
Tìm m để pt có hai nghiệm x1 x2 thoả x1²+x2²-5x1x2+3x1+3x2=4
Answers: 2
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