Math 122 Test 2 Fall 2005 Answers

Math 122 Test 2 Fall 2005 Answers - 3 Z (4 sin 3 ) 2 2 d...

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Math 122 Test 2 - Answers October 18, 2005 1. (a) dN dt = kN ( P - N ) (b) y (1) 0 . 5. 2. (a) y = sin( x - 2 ln | x + 2 | + C ). (b) y = 2 + C ( x 2 + 1) - 3 / 2 . 3. (a) dy dt + 3 100 + 2 t y = 5 (b) y = (100 + 2 t ) - 50 , 000(100 + 2 t ) - 3 / 2 (c) y (150) = 393 . 75 4. (a) y = 7 cos 5 x + 2 sin 5 x (b) A = 2 5. (a) ( 2 , - 2) (b) ± 2 , - pi 6 ² (c) x = 3 6. (a) A = π/
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Unformatted text preview: 3 Z (4 sin 3 ) 2 2 d (b) A = 2 / 3 Z (1 + 2 cos ) 2 2 d-/ 3 Z (2) 2 2 d 7. (a) 3 4 (b) 3 16 (c) y-5 = 3 4 ( x-3) 8. S = ln | 2 + 1 |...
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This note was uploaded on 04/07/2008 for the course MATH 122 taught by Professor Butler during the Spring '07 term at Case Western.

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