Question 26809
ANY INTEGER IS DENOTED BY N
IT WILL BE EVEN IF WE MULTIPLY BY 2...THAT IS 2N IS EVEN INTEGER.
PRODUCT OF 2 EVEN INTEGERS IS 
(2N)(2M)=4MN=2(2MN)=2P WHERE P IS AN INTEGER.
HENCE BY THE ABOVE LOGIC THE PRODUCT IS AN EVEN INTEGER.