如图,A.B两点的坐标分别为(-3,0).(0,4),抛物线y=2/3x2+bx+c经过B点,且顶点在直线x=5/2上1.求解析式2.若三角形DCE是三角形ABO沿X轴向右平移得到,当四边形ABCD为菱形,请判断点C,D是否在抛物线上3,若M点
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![如图,A.B两点的坐标分别为(-3,0).(0,4),抛物线y=2/3x2+bx+c经过B点,且顶点在直线x=5/2上1.求解析式2.若三角形DCE是三角形ABO沿X轴向右平移得到,当四边形ABCD为菱形,请判断点C,D是否在抛物线上3,若M点](/uploads/image/z/11533773-21-3.jpg?t=%E5%A6%82%E5%9B%BE%2CA.B%E4%B8%A4%E7%82%B9%E7%9A%84%E5%9D%90%E6%A0%87%E5%88%86%E5%88%AB%E4%B8%BA%28-3%2C0%29.%280%2C4%29%2C%E6%8A%9B%E7%89%A9%E7%BA%BFy%3D2%2F3x2%2Bbx%2Bc%E7%BB%8F%E8%BF%87B%E7%82%B9%2C%E4%B8%94%E9%A1%B6%E7%82%B9%E5%9C%A8%E7%9B%B4%E7%BA%BFx%3D5%2F2%E4%B8%8A1.%E6%B1%82%E8%A7%A3%E6%9E%90%E5%BC%8F2.%E8%8B%A5%E4%B8%89%E8%A7%92%E5%BD%A2DCE%E6%98%AF%E4%B8%89%E8%A7%92%E5%BD%A2ABO%E6%B2%BFX%E8%BD%B4%E5%90%91%E5%8F%B3%E5%B9%B3%E7%A7%BB%E5%BE%97%E5%88%B0%2C%E5%BD%93%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E4%B8%BA%E8%8F%B1%E5%BD%A2%2C%E8%AF%B7%E5%88%A4%E6%96%AD%E7%82%B9C%2CD%E6%98%AF%E5%90%A6%E5%9C%A8%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8A3%2C%E8%8B%A5M%E7%82%B9)
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