MATH 140 Midterm: Math 140A M140Aex1(fa03)
Document Summary
There are 10 multiple choice questions, 9 true/false questions, and 3 free response questions. To receive full credit for free response questions (problems 13, 14 and 15) all work must be shown. The use of calculators is not permitted in this. There are 15 problems on 12 pages, including this one. The space below is for the instructor"s use. What is its inverse function, f 1(x): f 1(x) , f 1(x) = 2x + 1 x 3 x + 3. 2x 1: f 1(x) = 3x 1 x 2, f 1(x) does not exist. Page 3: (5 pts. ) lim x 2 x2 x 2 x2 3x + 2, 0 b) 3: 3, does not exist, (5 pts. ) lim x 5 x 5 (x 5)3 , 0 b) X2 5 2 x 3 a) 2: 0, 6, does not exist, (5 pts. ) lim x 0 x + 1 x(x 1, 1, 1, does not exist.
