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4.3, problem 10

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Scholar
Karma Points: 200
Respect (57%):
Date Posted: 6/19/2008 4:33:56 PM  Status: Live
4.3, problem 10
Course Textbook Chapter Problem
Calculus Calculus: Early Transcendentals (6th) by Stewart 4.3 36E
Question Details:
Does anyone know how to approach problem #10 in section 4.3?
 
Thanks,
Lorraine
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Answers:

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Oracle
Karma Points: 13,451
Date Posted: 6/20/2008 9:48:07 AM  Status: Live
Asker's Rating: Helpful   
Response:
The problem is to investigate
We find which is zero at x=0 and x=2. This means

This means that we have a maximum of 5 in x=0 and a minimum of 1
for x=2.
We have f''=-6+6x and we find a point of infliction for x=1.
We see that f''>0 for x>1 (up) and f''<0 (down) for x<1.
lorrcom's Comment:
Thanks, this has been very helpful!



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