Question

EXERCISE
1. Show that the square of any positive integer is either of the form 4 or 4q+ 1 for
some integer q.

Answer 1

Answer:

Let m be any positive integer. We know that a=bq+r and also we know that 0_<r<b so by representing it as a=4q+r and 0<r<4 we get reminder as0,1,2,3.... For complete answer see the pictures attached. Hopes it helps you.. please mark the answer as brainliest