Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 10 - 10.5 - Applications of Matrices and Determinants - 10.5 Exercises - Page 755: 6



Work Step by Step

If a matrix is encoded using an invertible matrix A then the message can be decoded by multiplying the coded row matrices by $A^{-1}$.
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