Functions Course
Dive into this Functions Course tailored for math educators and professionals. Gain expertise in domains and ranges through graphs, piecewise and rational functions, plus motion modeling to spot errors, clarify ideas, and apply functions to practical challenges with confidence and skill.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This Functions Course equips you with essential tools to handle domains and ranges, rational and piecewise functions, and real-world motion models confidently. You'll learn to interpret restrictions, fix typical mistakes, and communicate concepts using visuals and algebra, enabling you to create precise models, teach effectively, and tackle problems with accuracy.
Elevify advantages
Develop skills
- Master domains and ranges using graphs, tables, and straightforward explanations.
- Evaluate piecewise functions including domains, ranges, continuity, and limits efficiently.
- Apply quadratic functions to model motion with practical domains, ranges, and collision times.
- Identify and address learner mistakes in domains, ranges, and roots effectively.
- Examine rational functions covering domain restrictions, asymptotes, and range analysis.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
Your classes are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I thank you for everything you do, I've already recommended you to other people...

Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can switch chapters and skip content I don't need.

Mariana FerresPhotography Student
I like the content and the way videos are presented and transcribed, which speeds up the process!

Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos help a lot with learning.

André FelipePrompt Engineering Student
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