A is 2 by 3, B is 3 by 2, C is 3 by 4, D is 2 by 4. All entries are 1. Determine if the following matrix operations are allowed, and find the results for those allowed. For those operations that are not allowed, set the answers to DNE (for Does Not Exist), (1)BA is allowed The result is 3 by 3 matrix with all entries 2 (2)AB is allowed The result is 2 8 by 2 matrix with all entries 3 (3)ABD is allowed The result is 2 8, by 4 matrix with all entries 6 (4) DC is not allowed v. The result is , by matrix with all entries (5)A(B+ C) is | not allowed v. The result is 8, by matrix with all entries
A is 2 by 3, B is 3 by 2, C is 3 by 4, D is 2 by 4. All entries are 1. Determine if the following matrix operations are allowed, and find the results for those allowed. For those operations that are not allowed, set the answers to DNE (for Does Not Exist), (1)BA is allowed The result is 3 by 3 matrix with all entries 2 (2)AB is allowed The result is 2 8 by 2 matrix with all entries 3 (3)ABD is allowed The result is 2 8, by 4 matrix with all entries 6 (4) DC is not allowed v. The result is , by matrix with all entries (5)A(B+ C) is | not allowed v. The result is 8, by matrix with all entries
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Chapter 2.3 Question 1
Transcribed Image Text:A is 2 by 3, B is 3 by 2, C is 3 by 4, D is 2 by 4. All entries are 1. Determine if the following matrix
operations are allowed, and find the results for those allowed.
For those operations that are not allowed, set the answers to DNE (for Does Not Exist).
(1)BA is allowed
The result is 3
by 3
8 matrix with
all entries 2
(2)AB is allowed
The result is 2
by 2
8 matrix with
all entries 3
(3)ABD is allowed
The result is 2
8, by 4
matrix
with all entries 6
(4)DC is not allowed v. The result is
8, by
2, matrix with
all entries
1. by
(5)A(B+ C') is not allowed v. The result is
matrix
with all entries
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