7x+147 -x 1. What value of x satisfies the matrix equation (2 points) 3x-2 5x+8 2. Solve for x and y in the matrix equation below: [3 4 y [10 3 -1] (3 Points) х-у 4 2 4 3 2 -1 4 x -8 2 бх -9 -3 Зх 0

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
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Chapter3: Determinants
Section3.CM: Cumulative Review
Problem 9CM: Solve for x and y in the matrix equation 2AB=I, given A=[1123] and B=[x2y5].
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[3 4 y]. [x-y 4 2] [10 3 - 3 3x 0
7x+147
-x
1.
What value of x satisfies the matrix equation
(2 points)
Зх-2 5
x+8
5
2. Solve for x and y in the matrix equation below:
[3 4
1 2 -1
[2 -3]
х-у 4
2
[10 3
-1]
4 3 -1]
(3 Points)
%3D
x -8
2
6x -9
-3 Зх 0
[1
and B =
[5
-2 0
3.
For matrices A= 0
2
the matrix 3(A +2B) is equal to? (3 points)
1
[7 -2
TE
3 -1
2 -3
The matrix product
4 ?(2 points)
4.
0 1
5
1
2.
Transcribed Image Text:[3 4 y]. [x-y 4 2] [10 3 - 3 3x 0 7x+147 -x 1. What value of x satisfies the matrix equation (2 points) Зх-2 5 x+8 5 2. Solve for x and y in the matrix equation below: [3 4 1 2 -1 [2 -3] х-у 4 2 [10 3 -1] 4 3 -1] (3 Points) %3D x -8 2 6x -9 -3 Зх 0 [1 and B = [5 -2 0 3. For matrices A= 0 2 the matrix 3(A +2B) is equal to? (3 points) 1 [7 -2 TE 3 -1 2 -3 The matrix product 4 ?(2 points) 4. 0 1 5 1 2.
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