如图,已知二次函数y=(1/2x)^2+(3/2)x-2的图像与Y轴交与点C,与X轴交与A,B两点(点A如图,已知二次函数y=(1/2x)^2+(3/2)x-2的图像与Y轴交与点C,与X轴交与A,B两点(点A在点B的左侧),其对称轴与X轴交与
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![如图,已知二次函数y=(1/2x)^2+(3/2)x-2的图像与Y轴交与点C,与X轴交与A,B两点(点A如图,已知二次函数y=(1/2x)^2+(3/2)x-2的图像与Y轴交与点C,与X轴交与A,B两点(点A在点B的左侧),其对称轴与X轴交与](/uploads/image/z/3506082-42-2.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%B7%B2%E7%9F%A5%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0y%3D%281%2F2x%29%5E2%2B%283%2F2%29x-2%E7%9A%84%E5%9B%BE%E5%83%8F%E4%B8%8EY%E8%BD%B4%E4%BA%A4%E4%B8%8E%E7%82%B9C%2C%E4%B8%8EX%E8%BD%B4%E4%BA%A4%E4%B8%8EA%2CB%E4%B8%A4%E7%82%B9%28%E7%82%B9A%E5%A6%82%E5%9B%BE%2C%E5%B7%B2%E7%9F%A5%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0y%3D%EF%BC%881%2F2x%EF%BC%89%5E2%2B%EF%BC%883%2F2%EF%BC%89x-2%E7%9A%84%E5%9B%BE%E5%83%8F%E4%B8%8EY%E8%BD%B4%E4%BA%A4%E4%B8%8E%E7%82%B9C%2C%E4%B8%8EX%E8%BD%B4%E4%BA%A4%E4%B8%8EA%2CB%E4%B8%A4%E7%82%B9%28%E7%82%B9A%E5%9C%A8%E7%82%B9B%E7%9A%84%E5%B7%A6%E4%BE%A7%EF%BC%89%2C%E5%85%B6%E5%AF%B9%E7%A7%B0%E8%BD%B4%E4%B8%8EX%E8%BD%B4%E4%BA%A4%E4%B8%8E)
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