Problem 2 Explain why the following statements/arguments are wrong. (a) If A and B are two square matrices such that AB = O, then A = 0 or B = 0. 1 1 3 (b) 1 3 0 0 3 1 + + 9 + 1 1 .

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Problem 2
Explain why the following statements/arguments are wrong.
(a) If A and B are two square matrices such that AB = O, then A = 0 or B = 0.
1 1 3
(b) 1 3 0 =
0 1 -1
|3
1 0
_Q+Q+} }·
Transcribed Image Text:Problem 2 Explain why the following statements/arguments are wrong. (a) If A and B are two square matrices such that AB = O, then A = 0 or B = 0. 1 1 3 (b) 1 3 0 = 0 1 -1 |3 1 0 _Q+Q+} }·
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