已知椭圆{x=2cosθ,y=sinθ (θ为参数) 1.求该椭圆的焦点坐标和离心率已知椭圆{x=2cosθ,y=sinθ (θ为参数) 1.求该椭圆的焦点坐标和离心率;2.已知点P是椭圆上任意一点,求点P与P与点M(0,2)的
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![已知椭圆{x=2cosθ,y=sinθ (θ为参数) 1.求该椭圆的焦点坐标和离心率已知椭圆{x=2cosθ,y=sinθ (θ为参数) 1.求该椭圆的焦点坐标和离心率;2.已知点P是椭圆上任意一点,求点P与P与点M(0,2)的](/uploads/image/z/5059368-0-8.jpg?t=%E5%B7%B2%E7%9F%A5%E6%A4%AD%E5%9C%86%EF%BD%9Bx%3D2cos%CE%B8%2Cy%3Dsin%CE%B8+%EF%BC%88%CE%B8%E4%B8%BA%E5%8F%82%E6%95%B0%EF%BC%89+1.%E6%B1%82%E8%AF%A5%E6%A4%AD%E5%9C%86%E7%9A%84%E7%84%A6%E7%82%B9%E5%9D%90%E6%A0%87%E5%92%8C%E7%A6%BB%E5%BF%83%E7%8E%87%E5%B7%B2%E7%9F%A5%E6%A4%AD%E5%9C%86%EF%BD%9Bx%3D2cos%CE%B8%2Cy%3Dsin%CE%B8+%EF%BC%88%CE%B8%E4%B8%BA%E5%8F%82%E6%95%B0%EF%BC%89+1.%E6%B1%82%E8%AF%A5%E6%A4%AD%E5%9C%86%E7%9A%84%E7%84%A6%E7%82%B9%E5%9D%90%E6%A0%87%E5%92%8C%E7%A6%BB%E5%BF%83%E7%8E%87%EF%BC%9B2.%E5%B7%B2%E7%9F%A5%E7%82%B9P%E6%98%AF%E6%A4%AD%E5%9C%86%E4%B8%8A%E4%BB%BB%E6%84%8F%E4%B8%80%E7%82%B9%2C%E6%B1%82%E7%82%B9P%E4%B8%8EP%E4%B8%8E%E7%82%B9M%280%2C2%29%E7%9A%84)
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