Q1-Choose or branch ( A-find the optimum values of X1, X2, and X3 3X1 +2X2-X3 = 1 2X1-2X2-4X3-2 -X₁+0.5X2-X3-0

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.2: Direct Methods For Solving Linear Systems
Problem 22EQ: Consider the matrix A=[2314]. Show that any of the three types of elementary row operations can be...
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Q1- Choose or branch (
A-find the optimum values of X₁, X2, and X3
3X1 +2X2-X3 = 1
2X1-2X2-4X3 =2
-X1+0.5X₂-X3 = 0
B- Use for or while-end loop to calculate the summation of all numbers that existing in the
first column and third raw of the matrix below
-4.50
-9.10 -7.47 3.48 -0.80
-4.45
9.92
2.56
1.49
12.52
-6.42
7.72
7.61
-3.59
2.03
-12.72 -13.38 0.92
8.38
13.02
-11.10
2.06 -0.92 -14.64
-4.89
-10.13
8.83
-5.66
0.86 -10.03
3.06
-7.11
4.62
5.68
7.44
Transcribed Image Text:Q1- Choose or branch ( A-find the optimum values of X₁, X2, and X3 3X1 +2X2-X3 = 1 2X1-2X2-4X3 =2 -X1+0.5X₂-X3 = 0 B- Use for or while-end loop to calculate the summation of all numbers that existing in the first column and third raw of the matrix below -4.50 -9.10 -7.47 3.48 -0.80 -4.45 9.92 2.56 1.49 12.52 -6.42 7.72 7.61 -3.59 2.03 -12.72 -13.38 0.92 8.38 13.02 -11.10 2.06 -0.92 -14.64 -4.89 -10.13 8.83 -5.66 0.86 -10.03 3.06 -7.11 4.62 5.68 7.44
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