A:(2,3)
B:(2,-3)
C:(-2,-3)
D:(-2,3)
His opinions are similar yours but different Julia's.
甲、乙两小车同时同地同方向做匀速直线运动,它们的s﹣t图象如图所示,由图象可知( )
已知:如图,在△ABC中,点D是BA边延长线上一动点,点F在BC上,且 CFBF=12 ,连接DF交AC于点E.