CH 2 Handout review_page_3

CH 2 Handout review | page 3 | https://thedailydialectics.com/pdfs/education/calculus/calculus-2-2413-HCC/CH 2 Handout review/CH 2 Handout review.pdf

Existence of the Derivative A function is differentiable at x if its derivative exists at x. A function is not differentiable in three cases: a) at a point where the function itself is not defined. b) at "corners" or "sharp points". c) at a point where the function has a vertical tangent.…