最新广东2022年自考《高等数学二》备考习题及答案3
广东2022年自考《高等数学二》备考习题及答案31.某校要从三年级的学生中选一名学生代表，三年级共有三个班，其中三(1)班44人，三(2)班有40人，三(3)班有47人，那么不同的选法有( )A 47种B 40种C 131种D 474440种正确答案：C2.A、B、C、D、E五人并排站成一排，如果B必须站在A的右边且A......[详情]
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