Question 1113708
a) f(x) = 2x^2
f(-x) = 2(-x)^2 = 2x^2


f(x) is even.


b) f(x) = x^2 + 3x + 2
f(-x) = (-x)^2 + 3(-x) = 2 = x^2 - 3x + 2


f(x) is neither even nor odd.