# Recent questions tagged lu-decomposition

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0 answers
1
Is LU decomposition in course for GATE 2019?
7 votes
1 answer
2
In the LU decomposition of the matrix,$\begin{bmatrix} 1 &2 \\ 3 &8 \end{bmatrix}$ if the diagonal elements of $U$ are both $1$, then the trace of $L$ is$?$
1 vote
4 answers
3
$\begin{pmatrix} 4&3 \\ 6&3 \end{pmatrix}$ What is the sum of all the elements of the $L$ and $U$ matrices as obtained in the L U decomposition? $16$ $10$ $9$ $6$
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