Please read the problems carefully and do all you are asked to do. You can use the back page as scratch paper. Total/100 #1 #2 #3 #4 #5 #6 #7 #8. The following table shows f (t), total population of a town, in number of people, as a function of year t. Give units with your answer and interpret your answer. (b)(7 points). Use the results of part (a) to estimate f (2005). Cost and revenue functions for a company are shown in the following gure. (a)(7 points). If the current production level is 500 items, should the company produce the 501st item? (b)(6 points). Use the following graph of a given function f . (a)(7 points). Estimate the intervals on which f (x) > 0 and the intervals on which f (x) < 0. (b)(6 points). Estimate the intervals on which f (x) > 0 and the intervals on which f (x) < 0.
