9. Find the QR decomposition of matrix 3 1 -2 A = 1 1 1 -1 2 4 where diagonal elements in R are negative. Write down the sum of elements in matrix R as the answer to this question Please enter a numeric value rounding your answer to the nearest hundredth.

9. Find the QR decomposition of matrix 3 1 -2 A = 1 1 1 -1 2 4 where diagonal elements in R are negative. Write down the sum of elements in matrix R as the answer to this question Please enter a numeric value rounding your answer to the nearest hundredth.

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Question

9. Find the QR decomposition of matrix
3
1
-2
A =
1
1
1
-1 2
4
where diagonal elements in R are negative. Write down the sum of elements in matrix R as the answer to this question
Please enter a numeric value rounding your answer to the nearest hundredth.

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