<p>设f(x,y)=ytanx+xexy,则<img alt="" src="https://file.gaojiufeng.cn/learnAppQuestion/e5/44/e54403b166fbe45228aee8d65758c9b9.jpg" style="width: 100%;height: auto;">=()<img alt="" src="https://file.gaojiufeng.cn/learnAppQuestion/ea/63/ea638ac3f27a047f3dfcfe4ca8bc8485.jpg" style="width: 100%;height: auto;"></p>

题目类型: 单选题

题目内容

设f(x,y)=ytanx+xexy,则=()

题目选项

A. A
B. B
C. C
D. D

正确答案

B

题目解析

题目纠错