登入
Mathematics for IGCSE & O level - Graphs In Practical Situations (Section 7 - No. 7)
If an object speeds up, what's the slope of the speed-time graph?
Zero
Positive
Negative
Undefined
解释
If the speed is increasing, the gradient is positive.
评论 (0)
登录发表评论
广告
允许 javascript 正确加载此页面
