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[Problem Solving]

试题详情

题目：

Which of the following describes the set of all possible values of the positive integer k such that, for each positive odd integer n, the value of is midway between consecutive integers?

选项:

A、All positive integers greater than 2
B、All prime numbers
C、All positive even integers
D、All even prime numbers
E、All positive even multiples of 5

答案:

D

提问：

讲一下做题思路

解答：

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阅读1085
解答： 徐小梅

提问：

讲一下做题思路

解答：

点赞0
阅读1086
解答： 徐小梅老师

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