①动点P满足 = + + ,则△ABC的重心一定在满足条件的P点集合中;
②动点P满足 = +λ( + )(λ>0),则△ABC的内心一定在满足条件的P点集合中;
③动点P满足 = +λ( + )(λ>0),则△ABC的重心一定在满足条件的P点集合中;
④动点P满足 = +λ( + )(λ>0),则△ABC的垂心一定在满足条件的P点集合中;
⑤动点P满足 = +λ( + )(λ>0),则△ABC的外心一定在满足条件的P点集合中.
微信扫码预览、分享更方便