Calculate the derivative of f(x)=x3−3x2+3x−1f(x) = x^3 - 3x^2 + 3x - 1f(x)=x3−3x2+3x−1.
3x2−6x+33x^2 - 6x + 33x2−6x+3
3(x−1)23(x-1)^23(x−1)2
Both a and b
None