Worksheets — Set 8

Algebra I · Functions and function notation

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

Warm-up

1. If f(x) = 11x − 10, find f(12) = ___ 2. Domain of f(x) = 1/(x − 11): ___ 3. Identify the y-intercept of the graph sketched: ___

_See printable PDF for diagram._

Written practice

1. If f(x) = 10x − 9, find f(11) = ___ 2. Domain of f(x) = 1/(x − 10): ___ 3. Identify the y-intercept of the graph sketched: ___ 4. Where is f(x) increasing? Interval: ___ 5. Compare f(0) and f(12): ___ 6. What does f(10) mean in context? 7. If f(x) = 13x − 12, find f(14) = ___ 8. Domain of f(x) = 1/(x − 13): ___

___________________________ ___________________________ ___________________________ ___________________________

More written practice

1. Compare f(0) and f(15): ___ 2. What does f(13) mean in context? 3. If f(x) = 16x − 15, find f(17) = ___ 4. Domain of f(x) = 1/(x − 16): ___ 5. Compare f(0) and f(18): ___ 6. What does f(16) mean in context?

___________________________ ___________________________ ___________________________ ___________________________ ___________________________

Patterns and rules

1. If f(x) = 27x − 26, find f(28) = ___ 2. Domain of f(x) = 1/(x − 27): ___ 3. Identify the y-intercept of the graph sketched: ___

_See printable PDF for diagram._

___________________________ ___________________________ ___________________________ ___________________________

Parent tip: Sketch graphs from key points