已知抛物线的顶点为椭圆(x^2/a^2)+(y^2/b^2)=1 (a>b>0)的中心.椭圆的离心率是抛物线离心率的一半,且他们的准线互相平行.又抛物线与椭圆交于点M(2/3,-2√6 /3).求抛物线与椭圆的方程我想了好久
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![已知抛物线的顶点为椭圆(x^2/a^2)+(y^2/b^2)=1 (a>b>0)的中心.椭圆的离心率是抛物线离心率的一半,且他们的准线互相平行.又抛物线与椭圆交于点M(2/3,-2√6 /3).求抛物线与椭圆的方程我想了好久](/uploads/image/z/1170222-6-2.jpg?t=%E5%B7%B2%E7%9F%A5%E6%8A%9B%E7%89%A9%E7%BA%BF%E7%9A%84%E9%A1%B6%E7%82%B9%E4%B8%BA%E6%A4%AD%E5%9C%86%28x%5E2%2Fa%5E2%29%2B%28y%5E2%2Fb%5E2%29%3D1+%28a%3Eb%3E0%29%E7%9A%84%E4%B8%AD%E5%BF%83.%E6%A4%AD%E5%9C%86%E7%9A%84%E7%A6%BB%E5%BF%83%E7%8E%87%E6%98%AF%E6%8A%9B%E7%89%A9%E7%BA%BF%E7%A6%BB%E5%BF%83%E7%8E%87%E7%9A%84%E4%B8%80%E5%8D%8A%2C%E4%B8%94%E4%BB%96%E4%BB%AC%E7%9A%84%E5%87%86%E7%BA%BF%E4%BA%92%E7%9B%B8%E5%B9%B3%E8%A1%8C.%E5%8F%88%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8E%E6%A4%AD%E5%9C%86%E4%BA%A4%E4%BA%8E%E7%82%B9M%EF%BC%882%2F3%2C-2%E2%88%9A6+%2F3%EF%BC%89.%E6%B1%82%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8E%E6%A4%AD%E5%9C%86%E7%9A%84%E6%96%B9%E7%A8%8B%E6%88%91%E6%83%B3%E4%BA%86%E5%A5%BD%E4%B9%85)
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