NOTE: This problem has two parts. The second part of the problem will appear ONLY AFTER you have answered the first part correctly Consider the matrices A, B, C, and D below. [4 6 4 6 4 A = 1 3 B = D = 8 6 7 7 | 1 4 6 1 -7 (1) What are the dimensions of the matrix 3 A?2 x 2 (2) What are the dimensions of the matrix BA?3 x 2 (3) What are the dimensions of the matrix CBD? 3 2 X 3A = ЗА — (4) ВА — BA (5) CBD (6)
NOTE: This problem has two parts. The second part of the problem will appear ONLY AFTER you have answered the first part correctly Consider the matrices A, B, C, and D below. [4 6 4 6 4 A = 1 3 B = D = 8 6 7 7 | 1 4 6 1 -7 (1) What are the dimensions of the matrix 3 A?2 x 2 (2) What are the dimensions of the matrix BA?3 x 2 (3) What are the dimensions of the matrix CBD? 3 2 X 3A = ЗА — (4) ВА — BA (5) CBD (6)
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter6: Linear Systems
Section6.3: Matrix Algebra
Problem 79E
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Equations and Inequations
Equations and inequalities describe the relationship between two mathematical expressions.
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A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.
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How do we find?
1) 3A=
2) BA=
3) CBD=
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