Learn how to find the derivative of an implicit function. The derivative of a function, y = f(x), is the measure of the rate ...

👉 Learn how to find the derivative of a function using the chain rule. The derivative of a function, y = f(x), is the ...

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) ...