Exam 3 - S09-1

Exam 3 - S09-1 - Math 1260 Exam 3 Solutions Spring 2009 1.)...

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Unformatted text preview: Math 1260 Exam 3 Solutions Spring 2009 1.) 195 + 180 2073 . 171 2.) f 00 (2) = P 00 4 (2) = 0 3.) Immediately after the injection on the first day, the patients body contains A mg of the drug. Immediately after the injection on the second day, the amount of the drug is A mg, which was just injected, plus Ae- . 2 mg remaining from the amount injected on the first day. Thus, immediateley after injection on the second day, the patients body contains A + Ae- . 2 mg of the drug. Immediately after the injection on the third day, the amount of the drug is A mg, which was just injected, plus Ae- . 2 mg remaining from the amount injected on the second day, plus Ae- . 4 mg remaining from the amount injected on the first day. Thus, immediateley after injection on the third day, the patients body contains A + Ae- . 2 + A ( e- . 2 ) 2 mg of the drug. In a similar way, we see that on the n-th day, the patients body contains A + Ae- . 2 + A ( e- . 2 ) 2 + + A ( e- . 2 ) n- 1 = n X k =1 A ( e- . 2 ) k- 1 mg of the drug....
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This note was uploaded on 03/02/2012 for the course MATH 10260 taught by Professor Himonas during the Fall '09 term at Notre Dame.

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Exam 3 - S09-1 - Math 1260 Exam 3 Solutions Spring 2009 1.)...

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