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 (x), where p (x) and q (x) are polynomials …

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.

In mathematics, a rational function is any function that can be defined by a rational fraction, which is an algebraic fraction such that both the numerator and the denominator are polynomials.

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 the graph of …

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

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. Mathematical …

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 approaches 0 …

A rational function is a function that can be expressed as the ratio of two polynomials, P (x) and Q (x), where Q (x) ≠ 0. It's written as f (x) = P (x) / Q (x).

Feb 1, 2025 · Just as a rational number is a ratio of two integers, a rational function is a ratio of two polynomials. That's all there is to it! Stuff like this: () 1, (x) = + + 1 3, (x) = + 2 + + 1. A rational …