Ex: Determine Increasing/Decreasing/Concavity Intervals of a Rational Function

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This video explains how to find the open intervals for which a function is increasing or decreasing and concave up or concave down.
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Might be a bit late but what am I supposed to do if the number I get from the denominator = 0 is a negative number within a square root

Kevvyn-
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SUPER helpful video! thank you so much!

MellyXNY
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You are awesome. This helped me a lot.

codypearson
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Pretty nice video however a quick tip to make your videos a bit shorter you can try to skip some arithmetic steps in the problems as people in calculus should be able to follow well. Question... what software do u use to make your videos and do u use a stylus pen if so, which one?

ungabunga