Solve the equation Ax=b by using the LU factorization given for A. 4 A = - 12 y X -4 4 10 -7 12 - 10 8 Let Ly= b and Ux=y. Solve for x and y. 11 11 1 = - 3 00 10 3 - 1 1 4 0 0 -4 4 -25, b= 0 1 -8 32 - 32

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section: Chapter Questions
Problem 28RE
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Solve the equation Ax=b by using the LU factorization given for A.
A =
y =
4
- 12
X =
- 4
4
1
10 -7 = - 3
8
3
Let Ly= b and Ux=y. Solve for x and y.
| |
12 - 10
00
10
1 1
4 - 4 4
0 - 2 5 b=
0
0 1
-8
32
- 32
L
Transcribed Image Text:Solve the equation Ax=b by using the LU factorization given for A. A = y = 4 - 12 X = - 4 4 1 10 -7 = - 3 8 3 Let Ly= b and Ux=y. Solve for x and y. | | 12 - 10 00 10 1 1 4 - 4 4 0 - 2 5 b= 0 0 1 -8 32 - 32 L
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