已知椭圆x2/a2+y2/b2=1(a>b>0)的左右焦点分别为F1,F2,离心率e=√2/2,右准线方程为x=2 1.求椭圆的标准方程2.过点F1的直线l与该椭圆交于M,N两点,且|向量F2M+向量F2N|=2√(26)/3,求直线l的方程
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![已知椭圆x2/a2+y2/b2=1(a>b>0)的左右焦点分别为F1,F2,离心率e=√2/2,右准线方程为x=2 1.求椭圆的标准方程2.过点F1的直线l与该椭圆交于M,N两点,且|向量F2M+向量F2N|=2√(26)/3,求直线l的方程](/uploads/image/z/5186403-27-3.jpg?t=%E5%B7%B2%E7%9F%A5%E6%A4%AD%E5%9C%86x2%2Fa2%2By2%2Fb2%3D1%28a%3Eb%3E0%29%E7%9A%84%E5%B7%A6%E5%8F%B3%E7%84%A6%E7%82%B9%E5%88%86%E5%88%AB%E4%B8%BAF1%2CF2%2C%E7%A6%BB%E5%BF%83%E7%8E%87e%3D%E2%88%9A2%2F2%2C%E5%8F%B3%E5%87%86%E7%BA%BF%E6%96%B9%E7%A8%8B%E4%B8%BAx%3D2+1.%E6%B1%82%E6%A4%AD%E5%9C%86%E7%9A%84%E6%A0%87%E5%87%86%E6%96%B9%E7%A8%8B2.%E8%BF%87%E7%82%B9F1%E7%9A%84%E7%9B%B4%E7%BA%BFl%E4%B8%8E%E8%AF%A5%E6%A4%AD%E5%9C%86%E4%BA%A4%E4%BA%8EM%2CN%E4%B8%A4%E7%82%B9%2C%E4%B8%94%7C%E5%90%91%E9%87%8FF2M%2B%E5%90%91%E9%87%8FF2N%7C%3D2%E2%88%9A%EF%BC%8826%EF%BC%89%2F3%2C%E6%B1%82%E7%9B%B4%E7%BA%BFl%E7%9A%84%E6%96%B9%E7%A8%8B)
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