HW13-problems - 5. c =-1 2 003 10.0 points How many real...

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handa (nh5757) – HW13 – meth – (55830) 1 This print-out should have 4 questions. Multiple-choice questions may continue on the next column or page – fnd all choices beFore answering. 001 10.0 points Determine iF Rolle’s Theorem can be ap- plied to f ( x ) = x 2 - 2 x - 8 x - 6 on the interval [ - 2 , 4], and iF it can, fnd all numbers c satisFying the conclusion oF that theorem. 1. c = 1 2. c = 2 3. c = 2 , 1 4. Rolle’s Theorem not applicable 5. c = 2 3 6. c = 2 , 10 002 10.0 points Determine iF the Function f ( x ) = x 3 - x - 3 satisfes the hypotheses oF the Mean Value Theorem (MVT) on the interval [ - 1 , 2]. IF it does, fnd all possible values oF c satis- Fying the conclusion oF the MVT. 1. c = 1 2 2. c = 1 3. c = 0 4. hypotheses not satisfed
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Unformatted text preview: 5. c =-1 2 003 10.0 points How many real roots does the equation x 5 + 2 x + 4 = 0 have? 1. exactly one real root 2. exactly Four real roots 3. exactly three real roots 4. exactly two real roots 5. no real roots 004 10.0 points Sarah is driving her car very smoothly From Austin to Dallas one day. At 9:00 pm she is travelling at 25 mph, while 30 minutes later she is travelling at 40 mph. Calculus tells us that at some time between 9:00 pm and and 9:30 pm her acceleration is exactly x mph/h. Determine x . 1. x = 30 mph/h 2. x = 28 mph/h 3. x = 26 mph/h 4. x = 34 mph/h 5. x = 32 mph/h...
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