If k is a positive integer,which of the following must repre

If k is a positive integer,which of the following must represent an even integer that is twice the value of an odd integer
答案是4k+2
瞧那群虫 1年前 已收到1个回答 举报

7cyx_zd 幼苗

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两倍奇数 2(2k+1)

1年前

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