MATH 2103 Midterm: MATH 20B OK State Exam2 s11 v1 Solutions
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There are 7 pages and 6 questions, for a total of 100 points. Answer the questions in the spaces provided on the question sheets. If you run out of room for an answer, continue on the back of the page. Unless otherwise stated, show all your work for full credit. Math 20b, exam 2, 5/25/2011: (20 points) no need to explain how you got the answer on this question. (a) does z . 1 x dx does not converge (b) does. Solution: yes, > 1. (c) what are the poles of x+1 (x 1)(x+2) 3n2 n n2 + n + 1 (d) find lim n . Math 20b, exam 2, 5/25/2011: (20 points) evaluate z 1 why not. e2t dt if it converges or (if it does not) justify. Math 20b, exam 2, 5/25/2011: (20 points) take z 2. Compute t4 (the trapezoid rule with 4 in-
