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14. 設集合A=,且B= ,請問實數 a+b 的值為何? (A) -1 (B) 0 (C) 1 (D) 2
問題詳情
14. 設集合A=
,且B=
,請問實數 a+b 的值為何?
(A) -1
(B) 0
(C) 1
(D) 2
參考答案
答案:A
統計:A:60,B:29,C:13,D:9,E:0
難度:適中
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