math!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
回答 (2)
2008-02-12 4:55 am
✔ 最佳答案
f(x)=(x-1)Q(x)f(2x+1)=(2x+1-1)Q(2x+1)
=(2x)Q(2x-1)
therefore the factor of f(2x+1) is 2x
參考: 我
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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080211000051KK03320