Question 16 6 pts 5 1 0 Deta Let f(ac) = 4 + V6x - 2. a) Find f (a). Be sure to show all your steps, and write your work so it is neat and easy to read. b) Using f (a) that you found in part (a), evaluate f (5). Show all your steps, and give your answer exactly as either a fraction or a whole number - NOT an approximation from your calcuator! Choose File No file chosen Question Help: Message instructor Question 17 6 pts ) 1 @ Details