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prove that the square of any positive integer is of the form 6q+1, 6q+3, 6q+5 where q is some integer

Posted by Ashu Kushwaha 7 years, 6 months ago

CBSE > Class 10 > Mathematics

2 answers

Samit Gautam 7 years, 6 months ago

Let a=6q+r Where 0<r<6 Put r=1,2,3,4,5 A=6q+1 A=6q+2 A=6q+3 A=6q+4 A=6q+5 So write odd integers.. 6q+1,6q+3,6q+5

0Thank You

Rahil Aziz 7 years, 6 months ago

By using euclid's division lemma N = 6q +r if o <r> b Than possible value of r is 0 1 2 3 4 5 Than putting in euclid division lemma After solving In case 1 (6q + 0) squaring, use this identity a2+ b2 + 2ab

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CBSE > Class 10 > Mathematics