If n is an odd integer, which one of the following is an even integer?A、n * nB、

游客2024-08-14  12

问题 If n is an odd integer, which one of the following is an even integer?

选项 A、n * n
B、n/4
C、2n+3
D、n*(n+3)

答案 D

解析 题目问如果n是奇数,下列哪个数是偶数?如果n是一个奇数,那么(n +3)就是一个偶数,它们的乘积n*(n+3)一定是一个偶数。
转载请注明原文地址:https://tihaiku.com/zcyy/3718992.html
最新回复(0)