一次函数y=2x+3,与二次函数y=ax²+bx+c的图像交点A(m,5)和B(3,n)两点,且当x=3时,抛物线取的最为9
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![一次函数y=2x+3,与二次函数y=ax²+bx+c的图像交点A(m,5)和B(3,n)两点,且当x=3时,抛物线取的最为9](/uploads/image/z/6966720-0-0.jpg?t=%E4%B8%80%E6%AC%A1%E5%87%BD%E6%95%B0y%3D2x%2B3%2C%E4%B8%8E%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0y%3Dax%26sup2%3B%2Bbx%2Bc%E7%9A%84%E5%9B%BE%E5%83%8F%E4%BA%A4%E7%82%B9A%EF%BC%88m%2C5%EF%BC%89%E5%92%8CB%EF%BC%883%2Cn%EF%BC%89%E4%B8%A4%E7%82%B9%2C%E4%B8%94%E5%BD%93x%3D3%E6%97%B6%2C%E6%8A%9B%E7%89%A9%E7%BA%BF%E5%8F%96%E7%9A%84%E6%9C%80%E4%B8%BA9)
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