Question

f(x,y) = x + y; if both x & y are even.
f(x,y) = x - y; if both x & y are odd.
f(x, y) = 2x – y^2, if any one of them is odd & other is even.
Find f(2, 3) – f(2, 4).
please tell the answer and mention the steps​

Answer 1

please mark me brainlist