2011湖北理科数学高考第20题第2小题的详细答案平面内与两定点A1(-a,0),A2(a,0)(a>0)连线的斜率之积等于非零常数m的点的轨迹,加上A1,A2两点所成的曲线C可以是圆,椭圆或双曲线.题目就这样子,第一
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![2011湖北理科数学高考第20题第2小题的详细答案平面内与两定点A1(-a,0),A2(a,0)(a>0)连线的斜率之积等于非零常数m的点的轨迹,加上A1,A2两点所成的曲线C可以是圆,椭圆或双曲线.题目就这样子,第一](/uploads/image/z/10345819-67-9.jpg?t=2011%E6%B9%96%E5%8C%97%E7%90%86%E7%A7%91%E6%95%B0%E5%AD%A6%E9%AB%98%E8%80%83%E7%AC%AC20%E9%A2%98%E7%AC%AC2%E5%B0%8F%E9%A2%98%E7%9A%84%E8%AF%A6%E7%BB%86%E7%AD%94%E6%A1%88%E5%B9%B3%E9%9D%A2%E5%86%85%E4%B8%8E%E4%B8%A4%E5%AE%9A%E7%82%B9A1%28-a%2C0%29%2CA2%28a%2C0%29%28a%3E0%29%E8%BF%9E%E7%BA%BF%E7%9A%84%E6%96%9C%E7%8E%87%E4%B9%8B%E7%A7%AF%E7%AD%89%E4%BA%8E%E9%9D%9E%E9%9B%B6%E5%B8%B8%E6%95%B0m%E7%9A%84%E7%82%B9%E7%9A%84%E8%BD%A8%E8%BF%B9%2C%E5%8A%A0%E4%B8%8AA1%2CA2%E4%B8%A4%E7%82%B9%E6%89%80%E6%88%90%E7%9A%84%E6%9B%B2%E7%BA%BFC%E5%8F%AF%E4%BB%A5%E6%98%AF%E5%9C%86%2C%E6%A4%AD%E5%9C%86%E6%88%96%E5%8F%8C%E6%9B%B2%E7%BA%BF.%E9%A2%98%E7%9B%AE%E5%B0%B1%E8%BF%99%E6%A0%B7%E5%AD%90%2C%E7%AC%AC%E4%B8%80)
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