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Unformatted text preview: In an isolated town of 5000 inhabitants, 160 have a disease at the beginning of the week and 1200 have it at the end of the week. How long does it take for 80% of the population to become infected? [Advice: Measure time in weeks.] 8. Use Maclaurin series to approximate Z 1 1 + x 4 dx with | error | < . 01. 9. Find the interval of convergence of X n =1 2 n ( x-2) n 2 n + 1 . 10. Solve y 00-y-6 y = e 3 t + t + 1. 1 11. Solve y 00 + y = 3 cos t using a dierent method than the one you used in the preceding problem. 12. Solve y 00-2 xy-4 y = 0 using a method you havent used in the preceding two problems. 2...
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This note was uploaded on 02/19/2012 for the course MATH 1 taught by Professor Wilkening during the Spring '08 term at University of California, Berkeley.
- Spring '08