Consider the 4-vectors Aª = (a, 0, 2a, 0) and Bª = (23, 0, 0, 0), where a and 3 are non-zero real constants. Then Cª = Aª + Bª is null for the following choice of a and B: Select one: O a. O b. α = = + a = ±2/2 0 с. a = ±28 O d. a = ±ß

Advanced Engineering Mathematics
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Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Consider the 4-vectors A = (a, 0, 2a, 0) and Bª (23, 0, B, 0), where a and are non-zero real constants. Then Ca = Aª + Bª is null for the following choice of a and
B:
Select one:
O a. α =
O b.
=+1/3
α =
=±2/122
O c. a = ±28
O d. a =
±8
Transcribed Image Text:Consider the 4-vectors A = (a, 0, 2a, 0) and Bª (23, 0, B, 0), where a and are non-zero real constants. Then Ca = Aª + Bª is null for the following choice of a and B: Select one: O a. α = O b. =+1/3 α = =±2/122 O c. a = ±28 O d. a = ±8
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