Given a function f(x), and two points on the curve (a, f(a)) and (b, f(b)) the line joining these two points is called a secant line of f. (Not to be confused with the trigonometric secant (sec) ...
Semi-Legend: “I liked LeoJEOSP’s rendition of the Princeton University football cheer: ‘Accost them, accost them, make them relinquish the ball.’ [BB. 11/7/2013] “It put me in mind of MIT’s cheer: ‘E ...
Graphs of Sine and Cosine 1.2 An applet illustrating how the graphs of sine and cosine are related to the unit circle. Transformations of Functions 1.3 An applet illustrating how transformations ...