{急!求高手详解}已知二次函数过点 a(0,-2),b (-1,0),c (5/4,9/8)已知二次函数过点 a(0,-2),b (-1,0),c (5/4,9/8)3.点M(1,1/2)作一条直线l与二次函数图像交于E,F两点(不同与A,B,C三点),请自己给出E点
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![{急!求高手详解}已知二次函数过点 a(0,-2),b (-1,0),c (5/4,9/8)已知二次函数过点 a(0,-2),b (-1,0),c (5/4,9/8)3.点M(1,1/2)作一条直线l与二次函数图像交于E,F两点(不同与A,B,C三点),请自己给出E点](/uploads/image/z/1103974-70-4.jpg?t=%7B%E6%80%A5%21%E6%B1%82%E9%AB%98%E6%89%8B%E8%AF%A6%E8%A7%A3%7D%E5%B7%B2%E7%9F%A5%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0%E8%BF%87%E7%82%B9+a%EF%BC%880%2C-2%EF%BC%89%2Cb+%28-1%2C0%29%2Cc+%285%2F4%2C9%2F8%29%E5%B7%B2%E7%9F%A5%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0%E8%BF%87%E7%82%B9+a%EF%BC%880%2C-2%EF%BC%89%2Cb+%28-1%2C0%29%2Cc+%285%2F4%2C9%2F8%293.%E7%82%B9M%281%2C1%EF%BC%8F2%29%E4%BD%9C%E4%B8%80%E6%9D%A1%E7%9B%B4%E7%BA%BFl%E4%B8%8E%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0%E5%9B%BE%E5%83%8F%E4%BA%A4%E4%BA%8EE%2CF%E4%B8%A4%E7%82%B9%EF%BC%88%E4%B8%8D%E5%90%8C%E4%B8%8EA%2CB%2CC%E4%B8%89%E7%82%B9%EF%BC%89%2C%E8%AF%B7%E8%87%AA%E5%B7%B1%E7%BB%99%E5%87%BAE%E7%82%B9)
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