位移大小正负怎么比较,是绝对值么
来源:学生作业帮 编辑:百度作业网作业帮 分类:数学作业 时间:2024/07/07 16:32:25
位移大小正负怎么比较,是绝对值么
速度大小呢`````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````
速度大小呢`````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````
![位移大小正负怎么比较,是绝对值么](/uploads/image/z/19133763-51-3.jpg?t=%E4%BD%8D%E7%A7%BB%E5%A4%A7%E5%B0%8F%E6%AD%A3%E8%B4%9F%E6%80%8E%E4%B9%88%E6%AF%94%E8%BE%83%2C%E6%98%AF%E7%BB%9D%E5%AF%B9%E5%80%BC%E4%B9%88)
用绝对值