Calculus, visualizations, animations, AP Calculus
DerivativeApproximation.nb contains two sections. Both allow the user to input a function and an x-window and to vary the center point. Then the value of h may be changed. The first section will show a symmetric approximation while the second shows a one-sided approximation.
Dover, R. (2017). Derivative approximation [Mathematica notebook]. Retrieved from http://digitalcommons.imsa.edu/mathematica_notebooks/19/