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Domain of Definition Course

Domain of Definition Course
4 to 360 hours flexible workload
valid certificate in your country

What will I learn?

This course equips you with practical tools to identify valid function inputs in real numbers. Review domain notation, handle rational, root, and log expressions, and manage compositions with multiple constraints. Through targeted practice, error detection, and quick reference rules, you'll swiftly gain confidence for precise, efficient solutions.

Elevify advantages

Develop skills

  • Determine domains in set, interval, and inequality notation.
  • Analyse rational domains by factoring, cancelling, and spotting discontinuities.
  • Solve root and log constraints with radicand and argument inequalities.
  • Combine nested restrictions for compositions and complex formulas.
  • Avoid domain errors like sign issues, zero denominators, and inequality misuse.

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.
Workload: between 4 and 360 hours

What our students say

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EmersonPolice Investigator
The course was essential to meet the expectations of my boss and the company I work for.
SilviaNurse
Really great course. Lots of valuable information.
WiltonCivil Firefighter

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