extremas on these graphs (jpg link)???

Question

http://img.photobucket.com/albums/v461/aznf0b4eva/calcq.jpg

Answer 1

The first one is no - since you have different limits coming in from the left and the right of that point, you can't have a min or max there.

The second is yes - max or min only has to do with the value of the function and not its differentiability.