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Unformatted text preview: y n c. Use the solution to find y 99 5. (13 pts) Draw a rough sketch of the difference equation without generating terms or solving the equation. (Be sure to show the asymptote, a sketch of a few points, label either mono or osc, label either repel or attract) y n +1 = 3 y n +10 y =10 6. (16 pts) Derek has just retired, and has 700,000 dollars in his retirement account. The account will earn interest at an annual rate of 6 percent, compounded monthly. At the end of each month, Derek will withdraw a fixed amount to cover his living expenses. a. Derek wants his savings to last exactly 20 years. How much money can he withdraw each month? b. What is the maximum amount that Derek can withdraw each month if he wants his savings to last indefinitely? 7. (15 pts) Find the derivative of the following functions. f ( x ) = x 9 g ( x ) = 1 x 3 h ( x ) = 9...
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 Spring '08
 BIGHAM
 Mole, pH

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