Express the square of any positive in the form 3m or 3m+1

1.	Express the square of any positive in the form 3m or 3m+1
Answer» We know that a=bq+rSo 3 can be written in divided a=3q+rWhere 0<=R<3REMAIder can be,0,1,2Putting r=0a=3q+0a=3qSquare both sidea2=(3q)2a2=9q2A2= 3(3q2)A2= 3m where m= 3q2Then put r= 1 and 2ThanksNow do it yourself

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