高中数学代数与函数一其他练习题104
题目内容

已知点 P的坐标 http://picflow.koolearn.com/upload/papers/20140823/20140823151655610941.gif过点P的直线 http://picflow.koolearn.com/upload/papers/20140823/20140823151655625581.gif相交于 http://picflow.koolearn.com/upload/papers/20140823/20140823151655672200.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823151655703206.gif两点,则 http://picflow.koolearn.com/upload/papers/20140823/20140823151655735273.gif的最小值是(   )

2021-07-16

A.http://picflow.koolearn.com/upload/papers/20140823/20140823151655750266.gif

B.4

C.http://picflow.koolearn.com/upload/papers/20140823/20140823151655766233.gif

D.2

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