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Activity
Texas Instruments

Texas Instruments: Math Today: Humidity Makes Air Feel Hotter Iii

For Teachers 9th - 10th
Investigate the relationship among humidity, air temperature, and the heat index while learning about modeling data, evaluating functions, and describing the end behavior of a function. Students will use graphing calculator technology to...
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Unit Plan
Mangahigh

Mangahigh: Algebra: Substitute Whole Numbers Into Expressions With Exponents

For Students 9th - 10th Standards
Students learn about the concept of evaluating expressions by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
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Handout
Purple Math

Purplemath: Function Notation & Evaluating at Numbers

For Students 9th - 10th Standards
Presents a lesson on function notation. Includes interactive widget for evaluating functions.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Function Notation and Linear Functions

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Here you'll learn how to convert an equation to function notation and how to input a value into a function in order to get an output value.
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Activity
Help Algebra

Help algebra.com: How to Find Compositions of Functions

For Students 9th - 10th
Learn how to notate and evaluate composite functions with this article. The examples are detailed and provide steps for finding the composition of two functions.
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Activity
Interactive Mathematics

Interactive Mathematics: Functions and Graphs

For Students 9th - 10th
The system created by Rene Descartes (1596-1650 CE) is explored in depth, covering topics such as definitions, notation, evaluating, domain and range, graphing and more. Interactive examples and demonstrations are enhanced using Live...