### Home > PC > Chapter 9 > Lesson 9.2.1 > Problem 9-71

9-71.

Write a simplified expression for the slope of the line that goes through the points (*x*, *f*(*x*)) and (*x* + *h*, *f*(*x* + *h*)). The answer will be an algebraic expression, not a number. This expression should look familiar. What is another name for this expression? Homework Help ✎