Education Technology

Parabolas and Matrices

Subject Area
Math: Precalculus: Other Topics: Matrices, Sequences, and Series
Level
9-12
Activity Time
45 Minutes
TI Calculator
TI-Nspire™ CX series
TI-Nspire™ CX CAS/CX II CAS
TI-Nspire Version
3.0
Resource Types
Lessons
Format
TNS

Parabolas and Matrices

Activity Overview

This lesson involves using matrices to solve a system of three simultaneous linear equations.

Objectives

  • Students will be able to input their data into matrices and perform calculations on them.
  • Students will be able to interpret the results of their calculations.
  • Students will utilize different methods to check the results of their calculations and to verify their solutions.

Vocabulary

  • identity matrix
  • inverse matrix
  • matrix
  • matrix equation
  • parabola
  • system of equations

About the Lesson

This lesson involves using matrices to solve a system of three simultaneous linear equations.
As a result, students will:

  • Use matrices to write an equation for a parabola that passes through three given points.
  • Input their own matrices to solve problems that are similar to those outlined above.

Subject Area
Math: Precalculus: Other Topics: Matrices, Sequences, and Series
Level
9-12
Activity Time
45 Minutes
TI Calculator
TI-Nspire™ CX series
TI-Nspire™ CX CAS/CX II CAS
TI-Nspire Version
3.0
Resource Types
Lessons
Format
TNS
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