[" 18.Show that the square of any positive integer is of the form "4m" or "4m+1" for some "],[" integer "m.]

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

Show that the square of any positive integer is of the form 5 m or 5 m pm 1.

Proof that the square of any positive integer is of the form of 4m or 4m+1 for some integer m.

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

Show that the square of any positive integer is of the form 3m or, 3m+1 for some integer m .

Show that the square of any positive integer is of the form 3m or,3m+1 for some integer m

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

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

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

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