已知动点P与双曲线x2/2-y2/3=1 的两个焦点F1,F2的距离之和为定值,且cos角F1PF2最小值为-1/9,(1)求动点的轨已知动点P与双曲线x^2/2-y^2/3=1 的两个焦点F1,F2的距离之和为定值,且cos角F1PF2最小值为-1/9,(1)
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![已知动点P与双曲线x2/2-y2/3=1 的两个焦点F1,F2的距离之和为定值,且cos角F1PF2最小值为-1/9,(1)求动点的轨已知动点P与双曲线x^2/2-y^2/3=1 的两个焦点F1,F2的距离之和为定值,且cos角F1PF2最小值为-1/9,(1)](/uploads/image/z/1670862-30-2.jpg?t=%E5%B7%B2%E7%9F%A5%E5%8A%A8%E7%82%B9P%E4%B8%8E%E5%8F%8C%E6%9B%B2%E7%BA%BFx2%2F2-y2%2F3%3D1+%E7%9A%84%E4%B8%A4%E4%B8%AA%E7%84%A6%E7%82%B9F1%2CF2%E7%9A%84%E8%B7%9D%E7%A6%BB%E4%B9%8B%E5%92%8C%E4%B8%BA%E5%AE%9A%E5%80%BC%2C%E4%B8%94cos%E8%A7%92F1PF2%E6%9C%80%E5%B0%8F%E5%80%BC%E4%B8%BA-1%2F9%2C%281%29%E6%B1%82%E5%8A%A8%E7%82%B9%E7%9A%84%E8%BD%A8%E5%B7%B2%E7%9F%A5%E5%8A%A8%E7%82%B9P%E4%B8%8E%E5%8F%8C%E6%9B%B2%E7%BA%BFx%5E2%2F2-y%5E2%2F3%3D1+%E7%9A%84%E4%B8%A4%E4%B8%AA%E7%84%A6%E7%82%B9F1%2CF2%E7%9A%84%E8%B7%9D%E7%A6%BB%E4%B9%8B%E5%92%8C%E4%B8%BA%E5%AE%9A%E5%80%BC%2C%E4%B8%94cos%E8%A7%92F1PF2%E6%9C%80%E5%B0%8F%E5%80%BC%E4%B8%BA-1%2F9%2C%281%29)
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