問題詳情

5. 哪些選項正確﹖
(A)log2( - 5)2 = 2log2( - 5)　
(B)log2(3 ✖5) = (log23)(log25)　
(C) 


(D)log253 = (log25)3　(5)log49 = log23﹒

參考答案

答案：D[無官方正解]
難度：適中0.5
統計：A(2),B(0),C(1),D(3),E(0)