(1 point) Let f(x) = [(2x + 1)/3. We learned about the set of all images for a given set. So if your answer has more than one number in it, list the values separated by commas. (a) f(14}) = {: (b) f( {-3} ) = { -5/3 (c) f ( {4, 7}) = { 3,51 I (d) f ({-3, -9,4}) = { -5/3, -17/3, 3