Question
Asked Nov 7, 2019
Suppose that we have 5 matrices A a 3 x 2 matrix, B a 2 x 3 matrix, C a 4 x 4 matrix, D a 3 x 2 matrix, and E a 4 x 4 matrix.
Which of the following matrix operations are defined?
A. 4E- 6D
D в. С + Е+D
Dс. 4B
D. A D
Е. ЗС — 6D
F. C E
G. 3A
H. 4D A
I. A B
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Suppose that we have 5 matrices A a 3 x 2 matrix, B a 2 x 3 matrix, C a 4 x 4 matrix, D a 3 x 2 matrix, and E a 4 x 4 matrix. Which of the following matrix operations are defined? A. 4E- 6D D в. С + Е+D Dс. 4B D. A D Е. ЗС — 6D F. C E G. 3A H. 4D A I. A B

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Step 1

Given dimensions of 5 matrices are,

Dimension of A is 3x 2
Dimension of Bis 2x3
Dimension of C is 4x 4
Dimension of D is 3x2
Dimension of E is 4x 4
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Dimension of A is 3x 2 Dimension of Bis 2x3 Dimension of C is 4x 4 Dimension of D is 3x2 Dimension of E is 4x 4

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Step 2

A).Matrix operation 4E - 6D is not defined because dimensions of E and D are not equal.

B).Matrix operation C + E + D is not defined because dimensions of C, E and D are not  equal.

C).Ma...

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