Finding the Domain and Range of a Rational Function
This is how we find the domain and range of rational functions.
Overview:
To get the domain, equate the denominator with 0 to get the value of x. That is the first hint for this.
To get the domain, consider finding the inverse first.
For the Senior High School students out there, here are my General Mathematics videos:
Evaluation of Functions - • Evaluation of Functions
Operations of Functions - • Operations of Functions
Composition of Functions - • Composition of Functions
Introduction to Functions and Relations - • Introduction to Functions and Relations
Finding the Inverse of a Function - • Finding the Inverse of the Function
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