Khan Academy Static

Concavity describes the shape of a graph as it increases or decreases: a graph that's concave up is shaped like a cup, U, and a graph that's concave down is shaped like a cap, ∩. Learn more about concavity and how it relates to a function's second derivative.

5155_Analyzing_concavity_algebraic_.html

5156_Second_derivative_test.html

5154_Analyzing_concavity_graphical_.html

5153_Concavity_introduction.html