plz check ans for me, thank you
f(x) = (ax+b)/(cx+d)
f'(x) = (acx+da-ax-b)/ (cx+d)^2
am I correct?
any further simplify??
thank you!!
收錄日期: 2021-04-25 22:35:18
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080925000051KK00638