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Unformatted text preview: Recognize each differential equation as determining unlimited, limited, or logistic growth, and then solve. 9. % = = y y y 0 25 4 . ( ) 10. % = & = y y y 5 20 ( ) ( ) 11. % = & = y y y y 1 2 2 1 ( ) ( ) ****************************************************************************** Formulas Differential Equation Solution Unlimited growth % = y ay y ce at = Limited growth % = & y a M y ( ); y ( ) = y M e at = & & ( ) 1 Logistic growth % = & y ay M y ( ) y M ce aMt = + & 1 Trigonometry sin cos 2 = = ! ; sin cos 2 1 = = December 1, 2011 Math 122  Test 3 page 4 of 4 Solve the firstorder linear differential equations and, where applicable, initial condition. 12. % + = y y x 3 13. xy y x % + = 4 7 3 14. % + = = & y y e y x 4 4 3 ( )...
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 Fall '11
 lapuma
 Math, Cos, 6%, $100, 60 months

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