What is a Rational Function? A rational function is a function that is the ratio of polynomials. Any function of one variable, x, is called a rational function if, it can be represented as f (x) = p (x)/q …

Aug 3, 2023 · A function of a real variable x, say f (x), is a rational function if it can be represented as: f (x) = p (x) q (x), here p (x), q (x) are polynomials in x with q (x) ≠ 0.

Test your understanding of Rational expressions, equations, & functions with these 15 questions.

Nov 16, 2022 · In this section we will discuss a process for graphing rational functions. We will also introduce the ideas of vertical and horizontal asymptotes as well as how to determine if …

Free rational functions math topic guide, including step-by-step examples, free practice questions, teaching tips and more!

Most rational functions will be made up of more than one piece. In addition, notice how the function keeps decreasing as x approaches 0 from the left, and how it keeps increasing as x …

Rational Functions are just a ratio of two polynomials (expression with constants and/or variables), and are typically thought of as having at least one variable in the denominator …

Oct 28, 2025 · Rational Function is a mathematical expression that represents the ratio of two polynomial functions. The key condition is that the denominator must never be zero.

Sep 14, 2025 · A rational function is a function that can be written as the quotient of two polynomial functions. Many real-world problems require us to find the ratio of two polynomial …

What is a rational function? Learn the definition, properties, and formula of a rational function. See rational function examples and learn how to graph them.