Answer:
The exponential function x is neither. An exponential function is a sum of an even and an odd fuction. The even fuction is known as even x and odd function is known as x. the x is even function and sinx is odd function.
But thats if its an x funtion so uf its just a plain function its known to be even!
Explanation:
Hopefully this helped, if not HMu and I will try my best to get you a better answer!