Identify functions
Free printable Precalculus math worksheet for "Identify functions" — practice function concepts. No-prep, print or assign online.
This worksheet challenges high school precalculus students to identify functions through various representations including sets, graphs, and equations. Teachers can use this resource to reinforce the concept of functions and to assess students' ability to distinguish functions from non-functions. It is ideal for deepening understanding of function concepts and preparing students for advanced topics in mathematics.
Learning objectives
- Analyze relations to determine if they qualify as functions based on the definition.
- Distinguish between functions and non-functions using graphical and algebraic representations.
- Evaluate complex mappings to identify domain and range consistency within function criteria.
How to use this worksheet
- Click “Download Worksheet” to get the PDF — free with a KiwiBee account (up to 25 downloads a month).
- Print at home or in class for High School; it's no-prep, with no extra materials needed.
- Hand it out as classwork, homework, or a quick warm-up.
Frequently asked questions
Is the “Identify functions” worksheet free?
Yes. “Identify functions” is a free printable Math worksheet. Sign in with a free KiwiBee account to download the PDF — it includes up to 25 downloads a month.
What grade or age is this Math worksheet for?
It's designed for High School (ages 14–18), covering Function concepts.
Do I need to prep anything?
No. It's a no-prep, print-and-go worksheet — just download and hand it out.
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