Find (f\rcf)(x)(f \rc f)(x)(f\rcf)(x) if f(x)=2x−1f(x) = 2x - 1f(x)=2x−1.
4x−34x - 34x−3
4x−14x - 14x−1
4x2−14x^2 - 14x2−1
2(2x−1)2(2x-1)2(2x−1)