动点P在直线x+y-1=0上运动,Q(1,1)为定点,当|PQ|最小时,点P的坐标为_____________.
设P(x,1-x),由两点间距离公式得
,当,|PQ|最小.
All of us Were__at the __news.
A.frustrating, frustrating
B.frustrating, frustrated
C.frustrated, frustrating
D.frustrated, frustrated
德国魏玛宪法不再公开确认“私有财产神圣不可侵犯”,其强调的重心转向()
A.国家任意干涉
B.不保护私有
C.公有化
D.社会化