Given the function f(x) =x - 6, x 2 0, complete parts a through c. (a) Find an equation for (x). (b) Graph f and fin the same rectangular coordinate system. (c) Use interval notation to give the domain and the range of f and f1 (a ) Find f ( x ) F 1 ( x ) =] (Type an exact answer, using radicals as needed.) (b) Graph f and fin the same coordinate system. Choose the correct graph below O A. O B. O C. O D. O col (c) State the domain and range of f and fusing interval notation. The domain of f(x) is ,and the range of f(x) is The domain of f (x) is and the range of f (x) is