a) Solve using naive Gaussian elimination with three digits round)arithmetic and compare  with the exact solution x1 = 1.00010... and x2 = 0.99989... two equations:  10^(-4 *)x1 + x2 = 1 x1 + x2 = 2 b) repeat a)after  interchanging the order of two equations

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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a) Solve using naive Gaussian elimination with three digits round)arithmetic and compare  with the exact solution x1 = 1.00010... and x2 = 0.99989...

two equations: 

10^(-4 *)x1 + x2 = 1

x1 + x2 = 2

b) repeat a)after  interchanging the order of two equations

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