Let A be a 3 x 3 matrix, and suppose that the matrix B is obtained from A by the following row operations: R1 +R2; R3 →R3+ 5R2 If det (A) = 12, what is det (B)? Exactly one option must be correct) - 60 a) - 12 b) c) 12 d) 60 OO00

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Let A be a 3 x 3 matrix, and suppose that the matrix B is obtained from A by the following row operations:
R1 +R2; R3 -→R3 + 5R2
If det (A) = 12, what is det (B)? Exactly one option must be correct)
a)
- 12
- 60
b)
c)
12
d) 60
OO00
Transcribed Image Text:Let A be a 3 x 3 matrix, and suppose that the matrix B is obtained from A by the following row operations: R1 +R2; R3 -→R3 + 5R2 If det (A) = 12, what is det (B)? Exactly one option must be correct) a) - 12 - 60 b) c) 12 d) 60 OO00
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