Answered: Let A and B be the following matrices.…

Let A and B be the following matrices. Perform the following operations: A.B= Β · A = A = -1 -3 -2 9 2 B = -9 -9 1 -87 2 -2

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter6: Linear Systems

Section6.3: Matrix Algebra

Problem 7E

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Question

Let A and B be the following matrices.
Perform the following operations:
A B =
B. A =
4-629-63
B =
A =
1
-87
1

Expert Solution

Step 1

The given matrices are:

$A = [\begin{matrix} - 1 & - 2 & 9 \\ - 3 & 2 & 7 \end{matrix}]$

$B = [\begin{matrix} - 9 & - 8 \\ - 9 & 2 \\ 1 & - 2 \end{matrix}]$

Step by step

Solved in 3 steps

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