Find the inverse by the GaussJordan method, showing the details. In Prob. 12 Data from Prob. 12

Question:

Find the inverse by the Gauss–Jordan method, showing the details.

In Prob. 12

Data from Prob. 12

Show the factorization and solve.

4x₁ + 2x₂ + 4x₃ = 20
2x₁ + 2x₂ + 3x₃ + 2x₄ = 36
4x₁ + 3x₂ + 6x₃ + 3x₄ = 60
2x₂ + 3x₃ + 9x₄ = 122

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Advanced Engineering Mathematics

ISBN: 978-0470458365

10th edition

Authors: Erwin Kreyszig

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Question Posted: Sep 29, 2022 08:41 AM

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Find the inverse by the GaussJordan method, showing the details. In Prob. 12 Data from Prob. 12

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Step 1 Let A beginbmatrix 4 2 4 0 2 2 3 2 4 3 6 3 0 2 3 9 endbmatrix Step 2 To obtain an upper trian...View the full answer

Advanced Engineering Mathematics

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