选择题:[单选题,25分]已知向量的终点为,则起点的坐标为( ) 题目分类:河南理工大学—高等数学(下) 题目类型:选择题 查看权限:VIP 题目内容: [单选题,25分]已知向量的终点为,则起点的坐标为( )A. (-2,3,0) B. (2,-3,0) C. (4,-5,14) D.(-4,5,14)A.AB.BC.CD.D 参考答案:
Where is the gate 56?A、Wait a moment.B、It’s on the Where is the gate 56?A、Wait a moment.B、It’s on the upstairs. C、They.re labelled 分类:河南理工大学—高等数学(下) 题型:选择题 查看答案
Your passport and declaration card, please.A、Here Your passport and declaration card, please.A、Here you are.B、Give you.C、I’d like 分类:河南理工大学—高等数学(下) 题型:选择题 查看答案
How much cash do you have with you?A、I’d like to h How much cash do you have with you?A、I’d like to have some cash.B、5000 dollars.C 分类:河南理工大学—高等数学(下) 题型:选择题 查看答案