MAP 2302 Midterm: MAP 2302 FIU Exam f02k
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The average was about 59, which brought the semester average down to about 68. The lowest scores were on problem 2, and secondly on 1c. Quite a few of these problems are worked out in the text, and i will just give you a reference for those. It is not exact, but is homog, so use y = vx etc. 1b) ex 4. 37 (just give the formulas for yc (line 4) and yp (line 2 of part 5). 1c) ex 4. 16 (start with y = vx, etc) 2a) the indicial equation is r2 = 0 with r1 = r2 = 0. [you can set n = 0 in the series for xy +y and get c0(r +r(r 1)) = 0, etc] 2b) give the two formulas in thm 6. 3, conclusion 3 [or work it out]: see thms 9. 8 and 9. 9, tffft, this is from hw problem 3. 2. 1, similar to ex 3. 5.
