Just ignore my notes. I'm not sure if they are even right. I'm working on a study guide but I don't have the answers so I can't check myself. All explanations are appreciated.
6. (20 pts) Givenyx+2x (The domain is all real numbers) What is y"? What is y" ? At what x-values are there critical points? So, where is the function increasing? Where is it decreasing? Where, if any, are there points of infection? Where is the function concave up? Where is the function concave down? Are any of these extreme values absolute? Ii'so, which?
