Mathematics
高中
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想請教這題！bcde都想問一下
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28 實係數多項式不等式f(x)<0的整數解共有1個,其中K為正整數,則下列各
選項的敘述哪些為真?BCDE
(A)f(x)的次數必為奇數
(B) f(x)的最高次項係數必為正數
(C)f(x)<100的整数解至少有個 (D)f(x)>100的整數解必有無限多個
(E)f(2x)<0的整數解個數就是f(x)<0的偶數解個數
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