Use the fact that the inverse of -1 1 -1 1 -1 1 1 3 IS -1 1 -1 0 -1 1 -2 1 -1 to solve the given system of equations. (Type an integer or simplified fraction for each matrix element) W - X + 2y X - %3D y + %3= -5 y + 2z = -1 X - -X + -W+ y 2z = 2 3 * > N

Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter11: Systems Of Equations
Section11.CT: Test
Problem 14CT
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Use the fact that the inverse of
1-1
0-1-1
W
1 -1
1
1
IS
1
1
3
- 1
1-1
2
1
y
0-1
1-2
0 - 1
0 - 1
to solve the given system of equations.
(Type an integer or simplified fraction for each matrix element)
W -
х + 2у
4
Z = -5
y + 2z = -1
X -
у +
- W +
X -
-X +
y
2z =
2
Transcribed Image Text:Use the fact that the inverse of 1-1 0-1-1 W 1 -1 1 1 IS 1 1 3 - 1 1-1 2 1 y 0-1 1-2 0 - 1 0 - 1 to solve the given system of equations. (Type an integer or simplified fraction for each matrix element) W - х + 2у 4 Z = -5 y + 2z = -1 X - у + - W + X - -X + y 2z = 2
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