Question

Answer. Ahfjxjcjsjvdkxhfjz kg zk Da

Answer 1

let a = 2m +1, b= 2n+1

a+ b= 2(m+n) +2

(a+b)/2= m+n +1

if m,n are even so m+n also even , then 1+ even= odd

if m,n are oddthen m+n are even , so odd

if mis odd ,n is even m+n is odd ,1 + odd = even