Answer:
B
Explanation:
Taking an algebraic approach
If f(x) = f(- x) then f(x) is Even
If(- x) = - f(x) then f(x) is Odd
f(- x) = + 12 - 14 + 13
= + 12 - 14 + 13
Since f(x) = f(- x) then f(x) is Even → B
5.2m questions
6.8m answers