如图,在直角坐标系中,抛物线y=ax²+bx+c(a≠0)与X轴交于A(-1,0)、B(3,0)两点,抛物线交y轴于CC(0,3),D为抛物线顶点.直线y=x-1交抛物线于M、N.过MN上一点P作Y轴平行线交抛物线于Q.点Q在何
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![如图,在直角坐标系中,抛物线y=ax²+bx+c(a≠0)与X轴交于A(-1,0)、B(3,0)两点,抛物线交y轴于CC(0,3),D为抛物线顶点.直线y=x-1交抛物线于M、N.过MN上一点P作Y轴平行线交抛物线于Q.点Q在何](/uploads/image/z/3802948-52-8.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E7%9B%B4%E8%A7%92%E5%9D%90%E6%A0%87%E7%B3%BB%E4%B8%AD%2C%E6%8A%9B%E7%89%A9%E7%BA%BFy%3Dax%26%23178%3B%2Bbx%2Bc%EF%BC%88a%E2%89%A00%EF%BC%89%E4%B8%8EX%E8%BD%B4%E4%BA%A4%E4%BA%8EA%EF%BC%88-1%2C0%EF%BC%89%E3%80%81B%EF%BC%883%2C0%EF%BC%89%E4%B8%A4%E7%82%B9%2C%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%BA%A4y%E8%BD%B4%E4%BA%8ECC%EF%BC%880%2C3%EF%BC%89%2CD%E4%B8%BA%E6%8A%9B%E7%89%A9%E7%BA%BF%E9%A1%B6%E7%82%B9.%E7%9B%B4%E7%BA%BFy%3Dx-1%E4%BA%A4%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%BA%8EM%E3%80%81N.%E8%BF%87MN%E4%B8%8A%E4%B8%80%E7%82%B9P%E4%BD%9CY%E8%BD%B4%E5%B9%B3%E8%A1%8C%E7%BA%BF%E4%BA%A4%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%BA%8EQ.%E7%82%B9Q%E5%9C%A8%E4%BD%95)
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