10.12 Use the following LU factorization to (a) compute the determinant and (b) solve [A] {x} = {b} with {b} = L-10 50 -26]. [A] = [L][U] = X 1 0.6667 1 -0.3333 -0.3636 3 -2 7.3333 1 -4.6667 3.6364

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10.12 Use the following LU factorization to (a) compute
the determinant and (b) solve [A] {x} = {b} with {b} =
L-10 50 -26].
[A] = [L][U] =
X
1
0.6667
1
-0.3333 -0.3636
3
-2
1
7.3333 -4.6667
3.6364
Transcribed Image Text:10.12 Use the following LU factorization to (a) compute the determinant and (b) solve [A] {x} = {b} with {b} = L-10 50 -26]. [A] = [L][U] = X 1 0.6667 1 -0.3333 -0.3636 3 -2 1 7.3333 -4.6667 3.6364
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