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5.假設f(x)為五次實係數多項式,且f(x)除以 的餘式為 ,n是正整數。試選出正確的選項。(A)r1(x)=f(1) (B)r2(x)是一次實係數多項式(C)r4(x)除以x2-1所得的餘式等於r
問題詳情
5.假設f(x)為五次實係數多項式,且f(x)除以
的餘式為
,n是正整數。試選出正確的選項。
(A)r1(x)=f(1)
(B)r2(x)是一次實係數多項式
(C)r
4(x)除以x2-1所得的餘式等於r
2(x)
(D)r
5(x)=r
6(x)
(E)若f(-x)=-f(x),則r3(-x)=-r
3(x)
參考答案
答案:A,C
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