Latest Exam Aptitude Question SOLUTION: Given the function f(x)=3x^3-1, find f^(-1) f(x)=3x^3-1 find f^-1(x) Given the function f(x)=2x^2+1 and g(x)=x-4, find (fog)(x). Restated that is f(x)=2x^2+1 and g(x)=x-4 find (