Rational Functions: Introduction
Algebra 2, Radical Functions, students sitting and talking

Rational functions are used in science such as chemistry and also in finding population growth. They are useful functions that can be graphed, solved, and analyzed.  

Suppose you want to know the amount of certain substances mixed together in chemistry. Maybe you are looking to see how a population of students will grow or decrease in a school. Using rational functions would allow you to find these answers. Let’s begin the unit and study these functions in depth.