Question

show so that square of an odd positive integer is of form 8q+ 1 for some integer q

Answer 1

Heya!!

Let a be any odd positive integer with b=4.
Therefore,
a= 4q+1 ( By Euclid's Division Lemma)
When a=4q+1
a2=(4q+1)2
=16q2 +1 + 8q
=8(2q2 +q) +1
=8q+1 where (q=2q2+q)
Hence proved.

Hope this helps you ☺

Answer 2

Hello friend....☺☺

Here is your solution......❇❇

Thanks....☺☺