2 -1 (xyz) 2 0 =) ( -2 -1 0 6 −3+ 7 + (204) =(7 −1 2) + 2(xyz)

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter4: Polynomials
Section4.3: Multiplying Monomials
Problem 42WE
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In an application context, you establish the following matrix equation (see image) where x, y and z are three unknown quantities you wish to find.


(a) Use the properties of matrices to rewrite and transform this matrix equation in the form AX=B, where A is a 3x3 square matrix, X= (see image) and B is a 3x1 matrix.

(b) Does this system have a unique solution? Answer the question WITHOUT finding the solutions.

2 -1 6
(xyz) 2 −2 −3+
-1
0
7
+ (204) = (7 −1 2) + 2(xyz)
Transcribed Image Text:2 -1 6 (xyz) 2 −2 −3+ -1 0 7 + (204) = (7 −1 2) + 2(xyz)
X
X = y
N
Transcribed Image Text:X X = y N
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