Evaluating Functions Practice, Scaffolded Notes
Function notation, domain and range are introduced through fill-in notes that compare a function to a report card, then model evaluating f(x)=2x^2-3 at x=4.

- Grades
- Grades 9–12, High School
- File type
- Preparation
- Print ready
- Subject
- Math, Algebra
- Topic
- scaffolded notes, handouts
- Resource types
- Worksheets & Printables, Worksheets
- Preparation
- Print ready
About this resource
What's inside this resource
Scaffolded notes for the definition of a function and how to evaluate it.
In the classroom
Teaching tips & learning objectives
Learning objectives
- Define a function as a rule giving each input exactly one output
- Evaluate a function for a given input value
- Tell functions from non-functions using the one-output-per-input rule
Skills covered
- Evaluating functions — substituting an input into a quadratic rule to find the output
- Classifying relations — deciding whether given relations are functions
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Resource details
Concepts & topics
Core concepts
- Function
- Domain
- Range
- Function notation
- Input and output
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