MATH 172 Midterm: MATH 172 TAMU 172-Spring 18 Exam 2 2
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An aggie does not lie, cheat, or steal or tolerate those who do. This exam consists of 10 problems, numbered 1 10. For partial credit you must present your work clearly and understandably and justify your answers. The use of calculators is not permitted on this exam. The point value for each question is shown next to each question. Multiple choice: [5 points each] in each of problems 1 6, circle the best answer. Credit is awarded only for the correct answer. 4 x dx becomes d d sec (a) 4z tan3 (b) 2z tan2 d (c) 8z sec3 (d) 4z cos (e) 2z cos2 sin d tan d sin . Consider the following improper integrals: z 1. Which of these integrals converges? (a) i, ii, and iii (b) i and iii only (c) i only (d) ii only (e) iii only. The partial fraction decomposition of has the form. 1)2 (x2 (a) (b) (c) (d) (e)
