Exam III practive - padilla(tp5647 Review Exam 3 Fouli(58320 This print-out should have 33 questions Multiple-choice questions may continue on the

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padilla (tp5647) – Review Exam 3 – Fouli – (58320) 1 This print-out should have 33 questions. Multiple-choice questions may continue on the next column or page – fnd all choices be±ore answering. 001 10.0 points A rectangle is inscribed between the y -axis and the parabola y 2 = 48 - x as shown in Determine the maximum possible area, A max , o± the rectangle. 1. A max = 259 sq. units 2. A max = 257 sq. units 3. A max = 258 sq. units 4. A max = 256 sq. units 5. A max = 255 sq. units 002 10.0 points Circuit City has been selling 80 television sets a week at $660 each. A market survey indicates that ±or each $30 rebate o²ered to a buyer, the number o± sets sold will increase by 5 per week. How large a rebate should Circuit City o²er a buyer in order to maximize its revenue? 1. rebate = $100 2. none o± these 3. rebate = $95 4. rebate = $90 5. rebate = $105 6. rebate = $110 003 10.0 points Use Newton’s method to estimate the solu- tion to e 3 x + x = 9 5 starting with the initial guess x 0 = 0 and applying one iteration. 1. estimate = 1 5 2. estimate = 0 3. estimate = 3 10 4. estimate = 1 10 5. estimate = - 1 10 004 10.0 points Find the value o± f (0) when f ′′ ( t ) = 4(3 t + 2) and f (1) = 4 , f (1) = 3 . 1. f (0) = 7 2. f (0) = 4 3. f (0) = 6 4. f (0) = 5
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2 5. f (0) = 8 005 10.0 points Which of the following functions will fail to have an inverse? 1. 2 4 - 2 - 4 2 4 - 2 - 4 2. 2 4 - 2 - 4 2 4 - 2 - 4 3. 2 4 - 2 - 4 2 4 - 2 - 4 4. 2 4 - 2 - 4 2 4 - 2 - 4 5. 2 4 - 2 - 4 2 4 - 2 - 4 006 10.0 points Find the inverse of f ( x ) = 1 + 7 x 3 - 4 x . 1. f 1 ( x ) = 3 x - 1 4 x + 7 2. f 1 ( x ) = 3 x + 1 4 x + 7 3. f 1 ( x ) = 3 x + 1 7 x + 4 4. f 1 ( x ) = 7 x - 1 4 x + 3 5. f 1 ( x ) = 3 x - 1 7 x + 4 007 10.0 points When g is the inverse of f ( x ) = x 3 + 3 x - 2 , ±nd the value of g (2). ( Hint
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This note was uploaded on 09/09/2009 for the course CH 302 taught by Professor Mccord during the Spring '09 term at University of Texas-Tyler.

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Exam III practive - padilla(tp5647 Review Exam 3 Fouli(58320 This print-out should have 33 questions Multiple-choice questions may continue on the

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