Finding relative extrema using the first derivative

[miggyazurin]

Thank you so much. Keep doing what you're doing!

[rvkb115]

Baby u my errythang. Seriously this helped me sooo much

[leonskennedy69]

Dude your a fucking badass! These other people suck at teaching it

[Cocoalafemme]

Excellent Job, I have a MUCH BETTER understanding of the process. Thanks

[DaesungxYamamoto]

uhmm test values are any value inside the interval?

[bullcleo1]

@DaesungxYamamoto Yes, that is correct.

[lowcarbenergy]

You explained it so nicely. Thank you so much.

[WithRico]

Useful, Thanks!

[pjtechy]

soooo helpful ... 

[JDJthaway17]

thanks. Keep posting calculus videos

[jkimt08]

thank you sooooo much! I think it's going to save me in my midterm tomorrow! :D

[Vegetarian04]

I just spent 30 mins reading how to do this in my calculus book and you explained in 6! Thanks!!

[666sable1]

great, thanks for posting.

see, youtube aint that big of waste of time =]

[lindafeehily91]

thank you so much!

very clear, direct n easy to understand

[SilenceAiring]

Much help. =]

[christinapou]

bigg help!!!!