直线Y=kx-1 与抛物线y=ax^2+bx+c 交于A(-3,2),B(0,-1),抛物线顶点为(-1,-2),对称轴交直线AB于D,连接OC,若P为抛物线上的点,以P、A、D为顶点的构成以线段AD为直角边的直角三角形,请求出P点坐标
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![直线Y=kx-1 与抛物线y=ax^2+bx+c 交于A(-3,2),B(0,-1),抛物线顶点为(-1,-2),对称轴交直线AB于D,连接OC,若P为抛物线上的点,以P、A、D为顶点的构成以线段AD为直角边的直角三角形,请求出P点坐标](/uploads/image/z/12528207-63-7.jpg?t=%E7%9B%B4%E7%BA%BFY%3Dkx-1+%E4%B8%8E%E6%8A%9B%E7%89%A9%E7%BA%BFy%3Dax%5E2%2Bbx%2Bc+%E4%BA%A4%E4%BA%8EA%EF%BC%88-3%2C2%EF%BC%89%2CB%EF%BC%880%2C-1%EF%BC%89%2C%E6%8A%9B%E7%89%A9%E7%BA%BF%E9%A1%B6%E7%82%B9%E4%B8%BA%EF%BC%88-1%2C-2%EF%BC%89%2C%E5%AF%B9%E7%A7%B0%E8%BD%B4%E4%BA%A4%E7%9B%B4%E7%BA%BFAB%E4%BA%8ED%2C%E8%BF%9E%E6%8E%A5OC%2C%E8%8B%A5P%E4%B8%BA%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8A%E7%9A%84%E7%82%B9%2C%E4%BB%A5P%E3%80%81A%E3%80%81D%E4%B8%BA%E9%A1%B6%E7%82%B9%E7%9A%84%E6%9E%84%E6%88%90%E4%BB%A5%E7%BA%BF%E6%AE%B5AD%E4%B8%BA%E7%9B%B4%E8%A7%92%E8%BE%B9%E7%9A%84%E7%9B%B4%E8%A7%92%E4%B8%89%E8%A7%92%E5%BD%A2%2C%E8%AF%B7%E6%B1%82%E5%87%BAP%E7%82%B9%E5%9D%90%E6%A0%87)
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