This Computer Algebra System (CAS) activity encourages students to perform basic arithmetic operations on matrices, and solving a set of equations using CAS.
Before the Activity
See the attached PDF file for detailed instructions for this activity
Print pages 1 - 3 from the attached PDF file for the class
During the Activity
Distribute the pages to the class.Review the addition, subtraction, and multiplication of matrices using CAS
Realize that matrix multiplication is not commutative
Solve a set of simultaneous equations using matrices and CAS
Follow the Activity procedures:
After the Activity
Students' answer questions on the Activity sheet.
As a class, discuss questions that appeared to be more challenging
Re-teach concepts as necessary
Review student results: