如果f(x) = g(x+k)，
那麼f(x-k) = g(x)嗎？
要原因的。
如果f(x) = g(x+k)，那麼f(x-k) = g(x)嗎？
2007-10-04 2:13 am
回答 (3)
2007-10-04 2:28 am
✔ 最佳答案
f(x) = g(x+k)f(x-k)
= g( (x-k)+k)
= g( x-k+k)
= g(x)
2007-10-16 7:15 pm
I don't see any problem in it.
Good and clear answer
Good and clear answer
收錄日期: 2021-04-13 19:15:33
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071003000051KK02416