Worksheets — Set 14

Algebra I · Functions and function notation

Print and write your answers. Use diagrams to show thinking.

Warm-up

1. If f(x) = 17x − 16, find f(18) = ___ 2. Domain of f(x) = 1/(x − 17): ___ 3. Identify the y-intercept of the graph sketched: ___

_See printable PDF for diagram._

Written practice

1. If f(x) = 16x − 15, find f(17) = ___ 2. Domain of f(x) = 1/(x − 16): ___ 3. Identify the y-intercept of the graph sketched: ___ 4. Where is f(x) increasing? Interval: ___ 5. Compare f(0) and f(18): ___ 6. What does f(16) mean in context? 7. If f(x) = 19x − 18, find f(20) = ___ 8. Domain of f(x) = 1/(x − 19): ___

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More written practice

1. Compare f(0) and f(21): ___ 2. What does f(19) mean in context? 3. If f(x) = 22x − 21, find f(23) = ___ 4. Domain of f(x) = 1/(x − 22): ___ 5. Compare f(0) and f(24): ___ 6. What does f(22) mean in context?

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Patterns and rules

1. If f(x) = 33x − 32, find f(34) = ___ 2. Domain of f(x) = 1/(x − 33): ___ 3. Identify the y-intercept of the graph sketched: ___

_See printable PDF for diagram._

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Parent tip: Sketch graphs from key points