Given the equations 2x1 6x2 x3 = 38 3x1 x2 + 7x3

Question:

Given the equations

2x1 – 6x2 – x3 = – 38

– 3x1 – x2 + 7x3 = – 34

– 8x1 + x2 – 2x3 = – 20

(a) Solve by Gauss elimination with partial pivoting. Show all steps of the computation.

(b) Substitute your results into the original equations to check your answer.

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Numerical Methods For Engineers

ISBN: 9780071244299

5th Edition

Authors: Steven C. Chapra, Raymond P. Canale

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Question Posted: Nov 17, 2011 11:16 AM

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Given the equations 2x1 6x2 x3 = 38 3x1 x2 + 7x3

Question:

Step by Step Answer:

a The system is first expressed as an augmented matrix Forward elimination Firs...View the full answer

Numerical Methods For Engineers

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