All but two of the following statements are correct ways to express the fact that a function f is onto. Find the two that are incorrect. 5. a. f is onto every element in its co-domain is the image of some element in its domain. b. f is onto every element in its domain has a corresponding image in its co-domain. c. f is onto-Vy E Y, 3x EX such that f (x)-y. d. f is onto V x E X,3y EY such that f (x)-y e. f is onto the range of f is the same as the co-domain of f.