問題詳情
16. 已知兩二次函數的交點皆位於x軸上,此二函數分別為 及
,則n=
(A)6
(B)-4
(C)-8
(D)12。
參考答案
答案:D
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)
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