初中二次函数难题 求高手如图,已知抛物线Y=1/2x²+3/2x-2与x轴交于AB两点,点A在点B右侧,与Y轴交与点C,连接AC求出点ABC坐标 A1 0 B -4 0 C 0 -2将线段AC为以点A位中线逆时针旋转90°得到线段AE,
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![初中二次函数难题 求高手如图,已知抛物线Y=1/2x²+3/2x-2与x轴交于AB两点,点A在点B右侧,与Y轴交与点C,连接AC求出点ABC坐标 A1 0 B -4 0 C 0 -2将线段AC为以点A位中线逆时针旋转90°得到线段AE,](/uploads/image/z/11548256-32-6.jpg?t=%E5%88%9D%E4%B8%AD%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0%E9%9A%BE%E9%A2%98+%E6%B1%82%E9%AB%98%E6%89%8B%E5%A6%82%E5%9B%BE%2C%E5%B7%B2%E7%9F%A5%E6%8A%9B%E7%89%A9%E7%BA%BFY%EF%BC%9D1%2F2x%26%23178%3B%2B3%2F2x-2%E4%B8%8Ex%E8%BD%B4%E4%BA%A4%E4%BA%8EAB%E4%B8%A4%E7%82%B9%2C%E7%82%B9A%E5%9C%A8%E7%82%B9B%E5%8F%B3%E4%BE%A7%2C%E4%B8%8EY%E8%BD%B4%E4%BA%A4%E4%B8%8E%E7%82%B9C%2C%E8%BF%9E%E6%8E%A5AC%E6%B1%82%E5%87%BA%E7%82%B9ABC%E5%9D%90%E6%A0%87+++A1+0+++B+-4+0++C++0+-2%E5%B0%86%E7%BA%BF%E6%AE%B5AC%E4%B8%BA%E4%BB%A5%E7%82%B9A%E4%BD%8D%E4%B8%AD%E7%BA%BF%E9%80%86%E6%97%B6%E9%92%88%E6%97%8B%E8%BD%AC90%C2%B0%E5%BE%97%E5%88%B0%E7%BA%BF%E6%AE%B5AE%2C)
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