Education Technology

Cell Phone Range

Subject Area
Math: Algebra I: Functions and Relations
Level
9-12
Activity Time
45 Minutes
Software
TI-Nspire™ CX
TI-Nspire™ CX CAS
TI Calculator
TI-Nspire™ CX series
TI-Nspire™ CX CAS/CX II CAS
TI-Nspire Version
4.5
Resource Types
Lessons
Format
TNS

Cell Phone Range

Activity Overview

Students will learn to identify the domain and range of various real-world step functions. They will graphically explore numerical data points and observe step functions. Open and closed points on a graph are investigated and discussed.

Objectives

  • Step functions, and other functions
  • Open and closed points on a graph

About the Lesson

Encourage students to summarize what they have learned from completing the activity. If desired, discuss the extension with students.

Subject Area
Math: Algebra I: Functions and Relations
Level
9-12
Activity Time
45 Minutes
Software
TI-Nspire™ CX
TI-Nspire™ CX CAS
TI Calculator
TI-Nspire™ CX series
TI-Nspire™ CX CAS/CX II CAS
TI-Nspire Version
4.5
Resource Types
Lessons
Format
TNS
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