M119+practice+test+3

M119+practice+test+3 - M119 Practice Test 3 Name Clearly...

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Page 1 of 5 M119 Practice Test 3 Name: _____________________________ Clearly print first and last name No graphing calculators . Simplify your answers and combine like terms for full credit. You must show your work for partial credit. Find the derivative of each function in 1-5. (5 pts each): 1. x xe y 4 = 2. 6 7 3 ) ( 4 7 + = t t t P 3. x x x y 5 ) 3 ln( 2 + + = 4. 7 3 ) ( 2 x x y = 5. x x x h ln ) ( 5 = For questions 6a and 6b, refer to the cost function q q q C 60 90 ) ( + = dollars. 6a. (3 pts) Find the total cost when q = 100. _________ 6b. (3 pts) Find the marginal cost when q = 100. _________ 7. (5 pts) Write an equation for the line tangent to the graph of x e y 6 = at x = 0. y = ______________
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Page 2 of 5 8. (8 pts) An appliance company finds that the demand equation for a quantity q of refrigerators sold at price p, in dollars is p = 2000 - 3q. To produce these refrigerators, the company finds that fixed costs are $3700 and variable cost per unit is $164. a.
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This note was uploaded on 10/23/2011 for the course MATH-M 119 taught by Professor Rainey during the Spring '10 term at IUPUI.

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M119+practice+test+3 - M119 Practice Test 3 Name Clearly...

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