👉 Learn the basics of graphing a tangent and a cotangent function. To plot the tangent and the cotangent graph, we choose a set of points and form a table of values with which we plot the points on ...

👉 Learn how to graph piecewise functions. A piecewise function is a function which has more than one sub-function for different sub-intervals (sub-domains) of the function's domain. To graph a ...