find the LU factorisation and the solution of the system of linear equations using cholesky's method.              9x+6y+12z=87              6x+13y+11z=118              12x+11y+26z=154

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Chapter3: Determinants
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find the LU factorisation and the solution of the system of linear equations using cholesky's method.

             9x+6y+12z=87

             6x+13y+11z=118

             12x+11y+26z=154

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