問題詳情
8. 設 f (x) = 3x2 − 3x + c ，已知a ≠ 1且 f (log3 a) = c ，log3 (f (a )) =3，試求 log3ac = _____(8)_______ ﹒
參考答案
答案：A
難度：適中0.644628
統計：A(702),B(47),C(66),D(161),E(0) #
個人：尚未作答書單：預算審查之限制、雙首長制
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