# Difference quotient

From Conservapedia

The **Difference quotient** is used in Calculus to compute the slope of a secant line through two points on a graph of a function *f(x)*.

## How the Difference quotient differs from the Derivative

The difference between the **difference quotient** and the derivative is that the derivative is the value of the **difference quotient** as the secant lines get closer and closer to the tangent line: