(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

n^{2}has the form 3k or 3k+1 for some integer k

2. Relevant equations

n/a

3. The attempt at a solution

i've tried to table it for me to see, but still i don't have the general idea, should i show n^{2}is either divisable by 3k or 3k+1? if yes i still don't know owho

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# Homework Help: N2 has the form 3k or 3k+1 for some integer k

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