Instructions: do not write your answers on this paper, use separate answer sheets. To receive credit, you must show all work. The following items are all of equal value. (1) suppose a student is using a calculator that rounds to 10 digits of accuracy and uses exponential notation for exponents in the range from -99 to 99. For the following, answer yes if the number can be represented on the calculator with no loss of precision. In this case, give the machine representation of the number. If yes, is the function y = f (x) invertible? (4) for each of the following, give the answer which best describes the graph of the equation. Do not round o leave your answer in terms of logarithms. (6) for the graph below, give a function whose graph best matches the one given. y. 4 x as a composition of the following g(x) = x2 j(x) = 3x k(x) =
