We can calculate the gradient of a tangent to a curve by differentiating. In order to find the equation of a tangent, we: Differentiate the equation of the curve Substitute the \(x\) value into ...

Construction of the Tangent to a Parabola 2.1 An applet illustrating how the tangent ... Polar Curves Plotter 10.3 Just a polar curve grapher. Type in your polar equation and investigate the graph.