Concept of Functions Course
Master the concept of functions using clear visuals, tables, graphs, and real-world examples. Learn domain, codomain, linear and polynomial rules, and how to design and explain your own functions for stronger, more confident mathematics teaching and practice.

4 to 360 hours flexible workload
valid certificate in your country
What will I learn?
The Concept of Functions Course provides a focused, practical path to mastering inputs, outputs, and precise definitions. You will work with tables, formulas, graphs, and clear wording, apply vertical line tests, and analyse real-world pairings. Through guided examples, checks, and short writing tasks, you will design and explain your own rules, ready for confident use in teaching and problem design.
Elevify advantages
Develop skills
- Master function basics: map inputs to unique outputs precisely.
- Convert functions between tables, graphs, formulas, and words confidently.
- Apply vertical line tests and visual checks to classify functions quickly.
- Build and explain your own function examples for clear teaching.
- Analyse real-world pairings and refine them into rigorous function models.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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