二次函数与几何综合题~已知抛物线经过A(4,0),B(1,0),C(0,-2)(1)求抛物线解析式(2)P是抛物线上一动点,过P作PM⊥x轴,垂足为M,是否存在点P,使P,A,M为顶点的三角形与△OAC相似?若存在,请求出P,不
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![二次函数与几何综合题~已知抛物线经过A(4,0),B(1,0),C(0,-2)(1)求抛物线解析式(2)P是抛物线上一动点,过P作PM⊥x轴,垂足为M,是否存在点P,使P,A,M为顶点的三角形与△OAC相似?若存在,请求出P,不](/uploads/image/z/7071978-66-8.jpg?t=%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0%E4%B8%8E%E5%87%A0%E4%BD%95%E7%BB%BC%E5%90%88%E9%A2%98%7E%E5%B7%B2%E7%9F%A5%E6%8A%9B%E7%89%A9%E7%BA%BF%E7%BB%8F%E8%BF%87A%284%2C0%29%2CB%281%2C0%29%2CC%280%2C-2%29%EF%BC%881%EF%BC%89%E6%B1%82%E6%8A%9B%E7%89%A9%E7%BA%BF%E8%A7%A3%E6%9E%90%E5%BC%8F%EF%BC%882%EF%BC%89P%E6%98%AF%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8A%E4%B8%80%E5%8A%A8%E7%82%B9%2C%E8%BF%87P%E4%BD%9CPM%E2%8A%A5x%E8%BD%B4%2C%E5%9E%82%E8%B6%B3%E4%B8%BAM%2C%E6%98%AF%E5%90%A6%E5%AD%98%E5%9C%A8%E7%82%B9P%2C%E4%BD%BFP%2CA%2CM%E4%B8%BA%E9%A1%B6%E7%82%B9%E7%9A%84%E4%B8%89%E8%A7%92%E5%BD%A2%E4%B8%8E%E2%96%B3OAC%E7%9B%B8%E4%BC%BC%3F%E8%8B%A5%E5%AD%98%E5%9C%A8%2C%E8%AF%B7%E6%B1%82%E5%87%BAP%2C%E4%B8%8D)
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