16JC1A: Applications of differentiation - Graphs of derivatives by Gary Ang | May 29, 2016 | 16JC1A, Board-casts | 0 comments [vimeography id="543"] In this lesson, we practiced more questions on the derivative curves. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ