MQ19---Integration
回答 (3)
2012-02-28 7:32 pm
✔ 最佳答案
圖片參考：http://i212.photobucket.com/albums/cc82/doraemonpaul/yahooknowledge/indefiniteintegral/integratecoscosx9.jpg
參考資料：
my wisdom of maths + formula from http://en.wikipedia.org/wiki/List_of_integrals_of_trigonometric_functions#Integrands_involving_only_cosine + http://en.wikipedia.org/wiki/Factorial#Double_factorial + http://mathworld.wolfram.com/DoubleFactorial.html + http://people.math.sfu.ca/~cbm/aands/page_360.htm
2012-02-21 4:50 am
Don't trust wolframalpha too much!
e.g.
e^x^2 is integratable, but wolframalpha can't give the ans!
e.g.
e^x^2 is integratable, but wolframalpha can't give the ans!
2012-02-21 4:37 am
收錄日期: 2021-04-13 18:32:34
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20120220000051KK00808