The integer a is even and the integer b is odd. which of the following integers will be even: a) (a b)2 b) a2-b2 c) 2a b d) a 2b e) none of the above

A) . The square power of an odd integer is always an odd integer. For example:

b) . is an even integer and is an odd integer. The difference between both numbers is and odd integer.

c) The product of an even integer (2a) and an odd integer is always a even integer.

d) The product of an even integer (a) and other even integer (2b) is always a even integer.

The answer is c)  and d) cases.

Ibelieve it would be letter c (: