Boundless Algebra

Polynomials and Rational Functions

Rational Functions

Concept Version 13

Created by Boundless

Introduction to Rational Functions

The domain of a function

The domain of a function

Graph of a rational function with equation $\frac{(x^2 - 3x -2)}{(x^2 - 4)}$. The domain of this function is all values of $x$ except $+2$ or $-2$.

Source

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"RationalDegree2byXedi.svg."

https://en.wikipedia.org/wiki/Rational_function Wikipedia CC BY-SA 3.0.