以原点为圆心的两个同心圆的方程为x方+y方=4和x方+y方=1,过原点O的射线交大圆于点P,交小圆于点Q,作PM垂直x轴于M,若PN的向量=λPM的向量,QN的向量×PM的向量=0.①求点N的轨迹方程②过点A(-3,0)的
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![以原点为圆心的两个同心圆的方程为x方+y方=4和x方+y方=1,过原点O的射线交大圆于点P,交小圆于点Q,作PM垂直x轴于M,若PN的向量=λPM的向量,QN的向量×PM的向量=0.①求点N的轨迹方程②过点A(-3,0)的](/uploads/image/z/7075968-24-8.jpg?t=%E4%BB%A5%E5%8E%9F%E7%82%B9%E4%B8%BA%E5%9C%86%E5%BF%83%E7%9A%84%E4%B8%A4%E4%B8%AA%E5%90%8C%E5%BF%83%E5%9C%86%E7%9A%84%E6%96%B9%E7%A8%8B%E4%B8%BAx%E6%96%B9%2By%E6%96%B9%3D4%E5%92%8Cx%E6%96%B9%2By%E6%96%B9%3D1%2C%E8%BF%87%E5%8E%9F%E7%82%B9O%E7%9A%84%E5%B0%84%E7%BA%BF%E4%BA%A4%E5%A4%A7%E5%9C%86%E4%BA%8E%E7%82%B9P%2C%E4%BA%A4%E5%B0%8F%E5%9C%86%E4%BA%8E%E7%82%B9Q%2C%E4%BD%9CPM%E5%9E%82%E7%9B%B4x%E8%BD%B4%E4%BA%8EM%2C%E8%8B%A5PN%E7%9A%84%E5%90%91%E9%87%8F%3D%CE%BBPM%E7%9A%84%E5%90%91%E9%87%8F%2CQN%E7%9A%84%E5%90%91%E9%87%8F%C3%97PM%E7%9A%84%E5%90%91%E9%87%8F%EF%BC%9D0.%E2%91%A0%E6%B1%82%E7%82%B9N%E7%9A%84%E8%BD%A8%E8%BF%B9%E6%96%B9%E7%A8%8B%E2%91%A1%E8%BF%87%E7%82%B9A%28-3%2C0%29%E7%9A%84)
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