如图,抛物线y=ax²+bx+4的对称轴是直线x=3/2,与x轴交于C,并且点A的坐标为(-1,0)1)求抛物线的解析式(2)过点C作CD∥x轴交抛物线于点D,链接AD交Y轴于点E,连接AC,设△AEC的面积为S1,△DEC的面积
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![如图,抛物线y=ax²+bx+4的对称轴是直线x=3/2,与x轴交于C,并且点A的坐标为(-1,0)1)求抛物线的解析式(2)过点C作CD∥x轴交抛物线于点D,链接AD交Y轴于点E,连接AC,设△AEC的面积为S1,△DEC的面积](/uploads/image/z/805113-9-3.jpg?t=%E5%A6%82%E5%9B%BE%2C%E6%8A%9B%E7%89%A9%E7%BA%BFy%3Dax%26%23178%3B%2Bbx%2B4%E7%9A%84%E5%AF%B9%E7%A7%B0%E8%BD%B4%E6%98%AF%E7%9B%B4%E7%BA%BFx%3D3%2F2%2C%E4%B8%8Ex%E8%BD%B4%E4%BA%A4%E4%BA%8EC%2C%E5%B9%B6%E4%B8%94%E7%82%B9A%E7%9A%84%E5%9D%90%E6%A0%87%E4%B8%BA%EF%BC%88-1%2C0%EF%BC%891%EF%BC%89%E6%B1%82%E6%8A%9B%E7%89%A9%E7%BA%BF%E7%9A%84%E8%A7%A3%E6%9E%90%E5%BC%8F%EF%BC%882%EF%BC%89%E8%BF%87%E7%82%B9C%E4%BD%9CCD%E2%88%A5x%E8%BD%B4%E4%BA%A4%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%BA%8E%E7%82%B9D%2C%E9%93%BE%E6%8E%A5AD%E4%BA%A4Y%E8%BD%B4%E4%BA%8E%E7%82%B9E%2C%E8%BF%9E%E6%8E%A5AC%2C%E8%AE%BE%E2%96%B3AEC%E7%9A%84%E9%9D%A2%E7%A7%AF%E4%B8%BAS1%2C%E2%96%B3DEC%E7%9A%84%E9%9D%A2%E7%A7%AF)
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