1⼀(1+e^(1⼀x))的积分怎么求?谢谢啊~~~

2025-06-21 21:41:06
推荐回答(1个)
回答1:

∫1/(1+e^(1/x))dx
=∫e^x/(1+e^x)dx
=∫1/(1+e^x)de^x
=ln(1+e^x)+C