.If n is an odd integer, which one of the following is an even integer?
.If n is an odd integer, which one of the following is an even integer? A.n*n B. n/4 C.2n + 3 D.n(n + 3) 答案：n(n+3)，n是一个奇数，(n+3)就是一个偶数，
本文最后更新时间： 2023-05-22 13:41:50
.If n is an odd integer, which one of the following is an even integer?
A.n*n
B. n/4
C.2n + 3
D.n(n + 3)
答案：n(n+3)，n是一个奇数，(n+3)就是一个偶数，它们的乘积一定是一个偶数。
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