2014 Jiangsu Question 5 Free-response Differentiating 2014_江苏 Paper 5.(3分)一汽车从静止开始做匀加速直线运动,然后刹车做匀减速直线运动,直到停止。下列速度v和位移x的关系图象中,能描述该过程的是( )ABCD Answer keyA ☆ SaveCan't do it, show the explanation查看原卷 →