登入
Mathematics for IGCSE & O level - Vectors (Section 6 - No. 1)
If AB = [3, -1], what is the vector BA?
[3, -1]
[-3, 1]
[1, -3]
[-1, 3]
解释
BA = -AB, meaning the components are negated.
评论 (0)
登录发表评论
广告
允许 javascript 正确加载此页面