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Functions & Notation Worksheet

Algebra 1 Math · printable worksheet (PDF) with answer key · 15 problems · CCSS HSF.IF.A.1, HSF.IF.A.2

A printable algebra 1 functions & notation practice worksheet with 15 problems and a complete, step-by-step answer key — formatted to print cleanly on standard paper. Included in the one-time $20 unlock for the full NudgeLearn library.

Sample problems

A function assigns exactly one output to each input. Decide whether each relation is a function, evaluate functions written in $f (x)$ notation, and state domains and ranges. Show your work.

1. Does the set ${(1, 3), (2, 6), (3, 9), (4, 12)}$ represent a function? Explain.
2. Does the set ${(0, 1), (2, 5), (0, 4), (3, 7)}$ represent a function? Explain.
3. Which relation is a function?
- ${(1, 2), (1, 3), (2, 4)}$
- ${(1, 5), (2, 5), (3, 6)}$
- ${(4, 1), (4, 2), (5, 3)}$
- ${(2, 7), (2, 8), (3, 9)}$
4. Does the input/output table represent a function? Explain. $Input 2468 Output 8888$

Plus 11 more problems and a full answer key in the PDF.

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