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Unformatted text preview: c = 0 4. c =1 5. c =1 2 003 10.0 points How many real roots does the equation x 5 + 2 x + 5 = 0 have? 1. exactly Four real roots 2. exactly three real roots 3. no real roots 4. exactly two real roots 5. exactly one real root 004 10.0 points Sarah is driving her car very smoothly From Austin to Dallas one day. At 4:00 pm she is travelling at 20 mph, while 10 minutes later she is travelling at 45 mph. Calculus tells us that at some time between 4:00 pm and and 4:10 pm her acceleration is exactly x mph/h. Determine x . 1. x = 142 mph/h 2. x = 144 mph/h 3. x = 146 mph/h 4. x = 150 mph/h 5. x = 148 mph/h...
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This note was uploaded on 10/06/2010 for the course M 480N taught by Professor Guntel,miner during the Fall '10 term at University of Texas at Austin.
 Fall '10
 Guntel,Miner

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