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3q,3q+1or3q+2 positive odd |
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Answer» let A be a positive INTEGER in the FORM of 3Q and 3q+1 a=bq+r a=3q+0 a2=(3q)2 =9q2 3 (3q)2 =3m (le=3q)2 a=3q+1 a2=(3q+1) =9q2+1+6q =9q2+6q+1 =3 (3q2+2q)+1 =3m+1 (m=3q2+2q) |
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