求解12x²-10xy+2y²+11x-5y+2=0
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求解12x²-10xy+2y²+11x-5y+2=0
![求解12x²-10xy+2y²+11x-5y+2=0](/uploads/image/z/20178760-40-0.jpg?t=%E6%B1%82%E8%A7%A312x%26%23178%3B-10xy%2B2y%26%23178%3B%2B11x-5y%2B2%3D0)
12x²-10xy+2y²+11x-5y+2=0
(3x-y)(4x-2y)+3x-y+2(4x-2y)+2=0
(3x-y+2)(4x-2y+1)=0
3x-y+2=0
4x-2y+1=0
解得x=-3/2 y=-5/2
(3x-y)(4x-2y)+3x-y+2(4x-2y)+2=0
(3x-y+2)(4x-2y+1)=0
3x-y+2=0
4x-2y+1=0
解得x=-3/2 y=-5/2
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