Tan While graphs for cosine and sine functions are similar, those for tangent functions differ significantly from them, sharing only in that they show periodicity and symmetry. Recall tan (x) = sin (x ...

5. Guess the Function Give students a graph with only a few key features visible, such as endpoints, asymptotes, or point of inflection, and ask them to identify the equation of the continuous ...

Many advanced calculators can calculate asymptotes, such as TI-84, TI-89, or any calculator supporting limit functions with graphing capabilities. However, you can also use various online calculators ...