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-4 5 Given A compute 3A 2 3 ||

-4 5 Given A compute 3A 2 3 ||

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Given \( A = \begin{bmatrix} -4 & 5 \\ 2 & 3 \end{bmatrix} \), compute \( 3A \). \[ 3A = 3 \times \begin{bmatrix} -4 & 5 \\ 2 & 3 \end{bmatrix} = \begin{bmatrix} 3 \times -4 & 3 \times 5 \\ 3 \times 2 & 3 \times 3 \end{bmatrix} = \begin{bmatrix} -12 & 15 \\ 6 & 9 \end{bmatrix} \]
Transcribed Image Text:Given \( A = \begin{bmatrix} -4 & 5 \\ 2 & 3 \end{bmatrix} \), compute \( 3A \). \[ 3A = 3 \times \begin{bmatrix} -4 & 5 \\ 2 & 3 \end{bmatrix} = \begin{bmatrix} 3 \times -4 & 3 \times 5 \\ 3 \times 2 & 3 \times 3 \end{bmatrix} = \begin{bmatrix} -12 & 15 \\ 6 & 9 \end{bmatrix} \]
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