单选题:已知数列{an}满足an=3n+1(n为奇数,n∈N) 2n-2(n为偶数,n∈N)则a2·a3=( )。 题目分类:行政能力 题目类型:单选题 查看权限:VIP 题目内容: 已知数列{an}满足an=3n+1(n为奇数,n∈N) 2n-2(n为偶数,n∈N)则a2·a3=( )。 A.70 B.28 C.20 D.8 参考答案: 答案解析:
presents an edict signed with the Great Fifth's handprint? presents an edict signed with the Great Fifth's handprint? 分类:行政能力 题型:单选题 查看答案
根据材料,回答第题:What does the author mean by "floats" ( Line 2, Pa 根据材料,回答第题:What does the author mean by "floats" ( Line 2, Para.1 ) ?( ) 分类:行政能力 题型:单选题 查看答案
According to the first paragraph of the passage, the author According to the first paragraph of the passage, the author considers which of t 分类:行政能力 题型:单选题 查看答案