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General Concepts of Functions Course

General Concepts of Functions Course
from 4 to 360h flexible workload
valid certificate in your country

What will I learn?

The General Concepts of Functions Course gives you a clear, practical toolkit for working with domain, codomain, image, and preimage, including implicit restrictions and interval preimages. You will master notation, composition, injectivity, surjectivity, and inverses through concrete linear, quadratic, and reciprocal examples, while also improving written explanations, error checking, and report-ready solution steps.

Elevify advantages

Develop skills

  • Master domains and ranges: compute, restrict, and justify for key function types.
  • Test injective, surjective, and invertible functions with clear algebraic proofs.
  • Compute and interpret function compositions, domains, and chained transformations.
  • Evaluate linear, quadratic, and reciprocal functions quickly with rigorous reasoning.
  • Write precise, readable function solutions using top-tier notation and explanations.

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.
Workload: between 4 and 360 hours

What our students say

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Very great course. Lots of rich information.
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