搜题

如搜索结果不匹配，请联系老师或上传试题获取答案

王老师:19139051760(拨打)

题目更新时间：2023/4/3

设f(y-x,x/y)=y²-x²,则f(x,y)=()

A. y²(1+x)/1-x
B. y²(1-x)/1+x
C. x²(1-x)/1+x
D. x²(1+y)/1-y

答案

D. x²(1+y)/1-y

出自：学起plus弘成 >> 兰州财经大学2021春高等数学期末考试
 兰州财经大学继续教育学院

王老师:19139051760(拨打)

加入会员登录账户学历提升

第1题

1.Oil is so important that it is sometimes called "black gold". Almost half of our energy comes from oil. We use it to r

点击查看答案

第2题

1.When people talk (1) the cities of the United States, the first that comes to mind is New York. New York is the larges

点击查看答案

第3题

20.Animals can move about ____ plants cannot.(3分) A. for B. when C. because D. while

点击查看答案

第4题

19. Guest: Oh, I hadn’t realized how late it was. I’m afraid I’ll have to be going. Host： Oh, not yet. I’m just going t

点击查看答案

负责人：王老师 19139051760(拨打)

圆梦题库移动版 ICP证：豫ICP备11005330号-1