Let L = and U = Let Aj = A2 = A3 = 5 A4 = 1 -2 Which one of the following statements is correct? O a. L and U give an LU decomposition for A1. O b. L and U give an LU decomposition for A2. O c. L and U give an LU decomposition for A4. O d. L and U give an LU decomposition for A3. O e. L and U do not give an LU decomposition for any of the matrices A1, A2, A3, A4.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Question
-2
Let L =
and U =
-1
6]
Let
Aj =
-2
2
A2
1
1
Аз
2
5
5
A4 =
1
Which one of the following statements is correct?
O a.
L and U give an LU decomposition for A1.
b.
L and U give an LU decomposition for A2.
O c. L and U give an LU decomposition for A4.
O d.
L and U give an LU decomposition for A3.
O e.
L and U do not give an LU decomposition for any of the matrices A1, A2, A3, A4.
Transcribed Image Text:-2 Let L = and U = -1 6] Let Aj = -2 2 A2 1 1 Аз 2 5 5 A4 = 1 Which one of the following statements is correct? O a. L and U give an LU decomposition for A1. b. L and U give an LU decomposition for A2. O c. L and U give an LU decomposition for A4. O d. L and U give an LU decomposition for A3. O e. L and U do not give an LU decomposition for any of the matrices A1, A2, A3, A4.
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