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Unformatted text preview: husain (aih243) Exam02Review Gilbert (56215) 1 This printout should have 16 questions. Multiplechoice questions may continue on the next column or page find all choices before answering. 001 10.0 points On which interval(s) is f ( x ) = x 4 + 2 x 2 1 increasing? 1. ( , 1 ] , [ 1 , ) 2. ( , 0 ] 3. [ 1 , 1 ] 4. [ 0 , ) 5. [ 1 , 0 ] , [ 1 , ) 6. ( , 1 ] , [ 0 , 1 ] 002 10.0 points A polynomial function f has the properties (i) f ( 8) = 0 = f ( 2), (ii) f ( x ) > 0 on ( 8 , 2). Which of the following statements is a conse quence of these properties? 1. f ( x ) 0 on [ 8 , 2] 2. f ( x ) 0 on ( 8 , 2) 3. f ( x ) = 0 on [ 8 , 2] 4. f ( x ) 0 on [ 8 , 2] 5. f ( x ) 0 on ( 8 , 2) 003 10.0 points Which one of the following properties does f ( x ) = x 1 x 2 + 24 have? 1. local max at x = 6 2. local max at x = 4 3. local min at x = 6 4. local min at x = 4 5. local min at x = 6 6. local max at x = 6 004 10.0 points Determine if the limit lim x 2 + x 5 x 3 2 + 4 x 3 exists, and if it does, find its value....
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 Spring '06
 McAdam

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