垂直于X轴的直线交双曲线x2/a2-y2/b2=1于MN两点,A1 A2 为双曲线顶点,求直线A1M与A2N的焦点P的轨迹方程最后算的是椭圆,x2/a2+y2/b2=1,但(a,0),(-a,0)两点情况为MN重合为1点,而(0,b),(0,-b)两点应该不属于,不
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![垂直于X轴的直线交双曲线x2/a2-y2/b2=1于MN两点,A1 A2 为双曲线顶点,求直线A1M与A2N的焦点P的轨迹方程最后算的是椭圆,x2/a2+y2/b2=1,但(a,0),(-a,0)两点情况为MN重合为1点,而(0,b),(0,-b)两点应该不属于,不](/uploads/image/z/5243714-26-4.jpg?t=%E5%9E%82%E7%9B%B4%E4%BA%8EX%E8%BD%B4%E7%9A%84%E7%9B%B4%E7%BA%BF%E4%BA%A4%E5%8F%8C%E6%9B%B2%E7%BA%BFx2%2Fa2-y2%2Fb2%3D1%E4%BA%8EMN%E4%B8%A4%E7%82%B9%2CA1+A2+%E4%B8%BA%E5%8F%8C%E6%9B%B2%E7%BA%BF%E9%A1%B6%E7%82%B9%2C%E6%B1%82%E7%9B%B4%E7%BA%BFA1M%E4%B8%8EA2N%E7%9A%84%E7%84%A6%E7%82%B9P%E7%9A%84%E8%BD%A8%E8%BF%B9%E6%96%B9%E7%A8%8B%E6%9C%80%E5%90%8E%E7%AE%97%E7%9A%84%E6%98%AF%E6%A4%AD%E5%9C%86%2Cx2%2Fa2%2By2%2Fb2%3D1%2C%E4%BD%86%28a%2C0%29%2C%28-a%2C0%29%E4%B8%A4%E7%82%B9%E6%83%85%E5%86%B5%E4%B8%BAMN%E9%87%8D%E5%90%88%E4%B8%BA1%E7%82%B9%2C%E8%80%8C%280%2Cb%29%2C%280%2C-b%29%E4%B8%A4%E7%82%B9%E5%BA%94%E8%AF%A5%E4%B8%8D%E5%B1%9E%E4%BA%8E%2C%E4%B8%8D)
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