Which of the following functions is neither even nor odd?
f(x)=x2+xf(x) = x^2 + xf(x)=x2+x
f(x)=x2+1f(x) = x^2 + 1f(x)=x2+1
f(x)=x3f(x) = x^3f(x)=x3
f(x)=∣x∣f(x) = |x|f(x)=∣x∣