For which of the following does lim f(I) exist? Select one: O a. I only O b. II only O c. Ill only O d. I and II only O e. I and Ill only Find the intervals on which the function f (x) = ] is continuous. Select one: o a. (-00, #) U (4. -00) b. (-00, -2) U (-2,2) U (2, 00) O c. (-00, -2) U (-2,0) U (0, 2) U (2, 00) O d. (-00, 0) U (0,00) O e. (-00, 7) U (7,00) If ary' + 2ry = 8 then at the point (1, 2), y' is Select one: O a. O b. O c. -1 O d. = O e. A person 2 meters tall walks directly away from a streetlight that is 8 meters above the ground. If the person is walking at a constant rate and the person's shadow is lengthening at the rate of 4/9 meters per second, at what rate, in meters per second, is the person walking? Select one: O a. 4/27 O b. 4/9 O c. 3/4 O d. 4/3 O e. 16/9