27. [ sec(x) tan(x) dr = a. tan(x) + C b. - tan(r) + C c. cot(x) + C d. - cot(z) + C e. None of the above 28. J pdr = a. arccos(x) + C b. arcsin(x) + C c. arctan(x) + C d. cot(x) + C e. None of the above 29. Ja dx = a. arccos(z) + C b. arcsin(x) + C c. arctan(x) + C d. cot(x) + C e. None of the above 30. Evaluate So (4 + 3x?) dx. a. 1 b. 4 c. 5 d. 6 e. None of the above 31. If fo f(x) dr = 7 and fo f(x) dx = 4, find the value of fi f(x) dr. a. 1 b. 3 c. 0 d. -3 e. None of the above 32. If fo f(x) dr = 5 and So g(x) dx = 2, find the value of fo f(x)g(x) dr. a) 10 b ) 6 c) 1 d) Can not determine e) None of the above 33. If J 323 dx = 37, find the value of b. a) 4 b) 5 c) 6 d) 7 e) None of the above 34. Evaluate fo (u - 1)(2u + 1) du. a. b. d. 16 e. None of the above 35. Evaluate Ji ty- du. a. -- In(2) b. In(2) - c. - In (2) d. + In(2) e. None of the above 36. Evaluate J_ _ dx. a) -3 b) -e c) e3 d) e) None of the above 37. Evaluate a) 1 d) -1 e) None of the above