To find the tangent line to a curve at a point P we first pick another point on the curve a little bit away from P. Call this point Q. Do this below by clicking "Another Point". Then connect these two ...

👉 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 ...