> 数学 >
设y=y(x)是有方程cos(x+y)+e^y=1确定的隐函数,求dy
人气:105 ℃ 时间:2019-08-18 13:02:38
解答
两边微分
-sin(x+y)(dx+dy)+e^y*dy=0
[e^y-sin(x+y)]dy=sin(x+y)dx
dy=sin(x+y)dx/[e^y-sin(x+y)]
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版