Question: 1 1 -1 2 1 1 2 2 4 5 1 30 1 Let A = and B= 1 -1 1 7 1 02

1 1 -1 2 1 1 2 2 4 5 1 30

1 1 -1 2 1 1 2 2 4 5 1 30 1 Let A = and B= 1 -1 1 7 1 02 1 2 3 46 1 -1 1 4 Use hand calculations to compute the following a. an LU factorization with partial pivoting of the matrix A. b. an LDL factorization of the matrix B C. a Cholesky factorization of B

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