limit of function?
回答 (1)
2015-12-06 10:59 am
✔ 最佳答案
y = lim (x->infinity) (e^x+1)^(-2/x)ln(y) = (-2/x)*ln(e^x+1)
≒ -2/x * ln(e^x)
= -2/x * x
= -2
y = e^(-2)
= 1/e^2
= Answer
收錄日期: 2021-04-30 20:10:03
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20151206025011AApcVL7