Find f(−x)f(-x)f(−x) if f(x)=2x3−xf(x) = 2x^3 - xf(x)=2x3−x.
2x3−x2x^3 - x2x3−x
−2x3+x-2x^3 + x−2x3+x
2x3+x2x^3 + x2x3+x
−2x3−x-2x^3 - x−2x3−x