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Use Euclid's division lemma to show …

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Use Euclid's division lemma to show that the square of any positive integers is either of the form 3m or 3m + 1 for some integer

Posted by Hiya Rajpoot 4 years, 7 months ago

CBSE > Class 10 > Mathematics

3 answers

Divyani Lahane 4 years, 7 months ago

P=3q+r 0 < r < 3 ,r= integer If r=0 ,p=3q-------(1) r=1 ,p=3q+1-------(2) r=2 ,p=3q+2--------(3) Squaring both side 9q²--------(1) 3(3q²). Let 3q² be m =3m 9q²+1²--------(2) =3(3q²)+1 let 3q² be m =3m+1 Therefore, the sum is solved

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Aakash Anand 4 years, 7 months ago

Yesss

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Tarasha Agarwal 4 years, 7 months ago

Not coming in course for boards 2020-2021

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CBSE > Class 10 > Mathematics

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CBSE > Class 10 > Mathematics