1. Let A e2+ e12, B = 2. AB #BA # 0. 3. AB = BA # 0. (1 + e₁). Consider, 2 1. AB 0 thus BA = 0 also. = Choose the most correct of the following alternatives: (A) only 1 is true. (B) all false. (C) 1 is true in this case but not in general. (D) only 3 is true. (E) only 2 is true.

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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1) ) kindly correctly and handwritten with explanation
= 1/(1+ e₁).
+
1. Let A = e2+ €12, B =
e₁). Consider,
1. AB = 0 thus BA = 0 also.
2. ABBA # 0.
3. AB = BA # 0.
Choose the most correct of the following alternatives:
(A) only 1 is true.
(B)
all false.
(C)
1 is true in this case but not in general.
(D) only 3 is true.
(E) only 2 is true.
Transcribed Image Text:= 1/(1+ e₁). + 1. Let A = e2+ €12, B = e₁). Consider, 1. AB = 0 thus BA = 0 also. 2. ABBA # 0. 3. AB = BA # 0. Choose the most correct of the following alternatives: (A) only 1 is true. (B) all false. (C) 1 is true in this case but not in general. (D) only 3 is true. (E) only 2 is true.
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