Compute the product AB by the definition of the product of​ matrices, where Ab_1 text{ and } Ab_2 are computed​ separately, and by the​ row-column rule for computing AB. A=begin{bmatrix}-1 & 2 2 & 55&-3 end{bmatrix} , B=begin{bmatrix}4 & -1 -2 & 4 end{bmatrix} Determine the product AB AB=?

Kaycee Roche 2021-02-20 Answered
Compute the product AB by the definition of the product of​ matrices, where Ab1 and Ab2 are computed​ separately, and by the​ row-column rule for computing AB.
A=[122553],B=[4124]
Determine the product AB
AB=?
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nitruraviX
Answered 2021-02-21 Author has 101 answers
Step 1
A=[122553],B=[4124]
A=[122553],B=[4124]
Ab1=[(1)422242554+32]=[8226]
Ab2=[(1)(1)+242(1)+455(1)34]=[91817]
So, AB=[892182617]
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Jeffrey Jordon
Answered 2022-01-27 Author has 2087 answers

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