hwB11 - U is upper triangular. Solved Example S 11.1 ....

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ENEE 241 02* HOMEWORK ASSIGNMENT 11 Due Wed 02/27 Solve by hand without using calculator matrix functions. Show all intermediate steps. Consider the 4 × 4 system Ax = b , where A = 2 1 0 - 1 4 0 1 - 2 1 - 3 2 6 3 2 6 9 7 - 3 and b = - 2 3 35 23 (i) (14 pts.) Determine x . (ii) (6 pts.) Express A in the form LU , where L is lower triangular and
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Unformatted text preview: U is upper triangular. Solved Example S 11.1 . Solve Ax = b , where A = 4 8 4 1 5 4-3 1 4 7 2 1 3-2 and b = 28 13 23 4 Also determine the LU factorization of the matrix A ....
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