The function f x X 5 a Find an equation for f x the inverse function b Verify that your equation is correct by showing that f f x x and f f x x a Select the correct choice below and fill in the answer box es to complete your choice Simplify your answers Use integers or fractions for any numbers in the expression OA f x for x OB f x O c f x for all x OD f x for xs The equation is is one to one 1 1 b Verify that the equation is correct Simplify your answers Use integers or fractions for any numbers in the expression and f f x f f f x f Substitute Simplify for x not verified