2. (f+g)(2)
3. (f-g)(x)
4. (f-g)(2)
5. (fg)(x)
6. (fg)(2)
7. (f/g)(x)
8. (f/g)(1)
9. (g/f)(x)
10. (g/f)(1/2)
You don't have to answer them all. just enough for me to understand how to set them up. thanks!
更新1:
f(x)=3x+(1/(x-1))
f(x)=3x+(1/(x-1))
收錄日期: 2021-05-02 11:16:11
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20150829120549AA0kmrW