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by hand, solve the system of equations- LU Factorization -3x1+x2+x3=-2 x1+x2-x3=1 2x1+x2-2x3=1

by hand, solve the system of equations- LU Factorization

-3x1+x2+x3=-2

x1+x2-x3=1

2x1+x2-2x3=1

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Answer #1

Solution:

By

By  

By

is made up of the multipliers with on the diagonal.

Thus,

Let

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