Factoring rational functions to solve limits

Using the Chain Rule to prove facts about derivatives

Evaluating the limit of a rational function by factoring and cancelling

Finding the length of a curve given by parametric equations

Finding the limit of a three-dimensional vector function

Finding the x-intercepts of quadratic functions

Finding properties of a polynomial including zeros and end behavior

Finding properties of a polynomial including zeros and end behavior

Finding properties of a polynomial including zeros and end behavior