Using givens rotation during QU factorization of the matrix A below, Make element (3,1) in A zero. [A]=\begin{bmatrix}3 & 4 & 5 \\1 & 7 & 8 \\ 2 & 6 & 9\end{bmatrix}

ossidianaZ

ossidianaZ

Answered question

2021-06-06

Using givens rotation during QU factorization of the matrix A below, Make element (3,1) in A zero.
[A]=[345178269]

Answer & Explanation

broliY

broliY

Skilled2021-06-07Added 97 answers

Step 1
Given matrix is :
A=[345178269]
Element (3,1)=2
Step 2
Now, applying the operation R3=R32R2 on A,A becomes
[345178087]
This is the required form.

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