問題詳情
11. (3%) Let x= a+ bk be the solution of the system of congrucnces x = 7 (mod 9), x≡ 4 (mod 12),andx≡16 (mod 21), where a and b are the smallest positive integer, k e Z. Which is the correct value of(2a+b) mod 11?
(A)9
(B) 7
(C) 4
(D) 6
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增