This algebra 2 and precalculus video tutorial provides an introduction basic overview / review on composite functions that contain fractions and radicals such as square root functions. It explains how to find the domain of a composition of functions and how to express it using interval notation and a number line. It also shows you how to determine if two functions are inverses of each other.
Domain and Range - Free Formula Sheet:
https://www.video-tutor.net/precalculus-formula-sheets.html
Functions - Free Formula Sheet:
https://www.video-tutor.net/formula-sheets.html
Functions - Video Lessons:
https://www.video-tutor.net/functions.html
Final Exam and Test Prep Videos:
https://bit.ly/41WNmI9
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