US rejects bid to buy 167 million tons of coal on public lands for less than a penny per ton Final warning for millions of Windows 10 users as support ends today Pass rusher Za’Darius Smith abruptly ...
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) ...