問題詳情

4.設﹐下列何者為真﹖　
(A)　
(B)f (x)在x = 2連續　
(C)f (x)在x = 2不連續　
(D)不存在　
(E)f (x)在x = 1連續﹒

參考答案

答案：B[無官方正解]
難度：適中0.6
統計：A(0),B(3),C(0),D(1),E(1)