). Use determinant to determine if a unique solution exists for the following system Do not find the solution. Show your work. x1-3x2+2x3 x13x2 + 2x3 = 16 -2x1 +7x2-2x3 = 15 4x1 - 13x2+7x3 = 17 5) -4 2-2 1 4 02 -1 Find the cofactor C4,3 for 8 -4 5 0 1 -0.5 0.5 0

Intermediate Algebra
19th Edition
ISBN:9780998625720
Author:Lynn Marecek
Publisher:Lynn Marecek
Chapter4: Systems Of Linear Equations
Section4.6: Solve Systems Of Equations Using Determinants
Problem 4.93TI: Evaluate the determinant |324012231| , by expanding by minors along the first row.
Question

Refer to the screenshot

1 (a)
). Use determinant to determine if a unique solution exists for the following system.
Do not find the solution. Show your work.
x13x2 + 2x3 = 16
-2x+7x22x3 = 15
4x113x2+7x3 = 17
(b)
-4
2
-2
1
4
02
-1
Find the cofactor C4,3 for
8
-45
0
1
-0.5 0.5
0
Transcribed Image Text:1 (a) ). Use determinant to determine if a unique solution exists for the following system. Do not find the solution. Show your work. x13x2 + 2x3 = 16 -2x+7x22x3 = 15 4x113x2+7x3 = 17 (b) -4 2 -2 1 4 02 -1 Find the cofactor C4,3 for 8 -45 0 1 -0.5 0.5 0
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