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OpenStudy (anonymous):
Points of inflection and concavity intervals. I don't understand (comments)...
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OpenStudy (anonymous):
OpenStudy (anonymous):
All I understand is I have to take the 2nd derivative, I'm lost from there.
OpenStudy (noelgreco):
Points of inflection occur where the second derivative (y'') = zero. y'' > 0 ---> concave up (convex) y'' < 0 ---> concave down (concave)
OpenStudy (anonymous):
What are those intervals for (in the problem)?
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