Math Question. with solution. Thanks?
回答 (1)
2016-02-01 12:25 pm
✔ 最佳答案
f(x) = 2 sin (π/3) - 3 cos x = 2 [(√3)/2] - 3 cos x = √3 - 3 cos x
f ' (x) = 3 sin x
收錄日期: 2021-04-18 14:22:20
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20160131195515AAqUnUC