Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 10 - Section 10.4 - The Algebra of Matrices - 10.4 Exercises - Page 720: 12

Answer

Impossible, because of the unequal sizes of each matrix.

Work Step by Step

When adding, each matrix MUST be the same size. Unfortunately, the scalar doesn't help anything here. The matrix is still a 3x3 while the other is a 3x2, which is impossible to add.
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