14. Three rectangular areas are being enclosed along the side of a building, as shown. There is enough material to make 24 m of fencing. d a) Write the function that represents the total area in terms of the distance from the wall. b) Show that the function fits the definition of a quadratic function. c) Graph the function. Explain the strategy you used. d) What are the coordinates of the vertex? What do they represent? e) What domain and range does the function have in this situation? Explain. f) Does the function have a maximum value? Does it have a minimum value? Explain. g) What assumptions are made in using this quadratic function model