32. 18 ft. oft A man is walking away from a street light (see picture above). The street light is 18 feet tall and the man is 6 feet tall. If the man is walking in a straight line away from the street light at a constant rate of 4 feet/second, what is the rate at which his shadow is lengthening? A. 3 ft/sec B. 1.2 ft/sec C. 1 ft/sec D. 2 ft/sec E. 3.6 ft/sec33. Use a left and right Riemann Sum to approximate the area under this curve on the interval [0, 2] . Graph of f 2 2 4 -4 -2 0 Which gives an underestimate? Overestimate? A. It depends on the size of the rectangles used. B. Both are overestimates. C. Left is an overestimate, right is an underestimate. D. Left is an underestimate, right is an overestimate. E. Both are underestimates. 34. Given that _,5 -f(5) dx = 10, which of the following must be true? A. - 32 125f ( p) dp = 50 B. 5 15 25.f(p) dp = 10 C. - 3175 125 f(p) dp = - 2 D. - 58_ sf(p) dp = 10 E. 5/_ sf(p) dp = 5039. Using the limit comparison test, which of the following would prove the end behavior of the series? 8n - sin (n) (n + 1)(n - 3) A. sin (n) (n + 1)(n - 3) B. sin (n) 4 C. (n+ 1)(n -3) D. 2 n E. 2 40. " can be calculated by using the following series: 4 = 1 - + + . . . What is the error bound for a 50 term calculation? A. 0.00987654 B. 0.01010101 C. 0.00970087 D. 0.01100110 E. 0.00990099