Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN: 9780134463216
Author: Robert F. Blitzer
Publisher: PEARSON
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Suppose det(A) = 5 and then you perform the following row operations in the order shown.
What is the determinant of the resultant matrix?
(1) Swap rows 1 and 3.
(2) Two times row 1 + row 3 becomes row 3.
(3) Divide row 2 by 5.
(4) Swap rows 1 and 2.
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Transcribed Image Text:Suppose det(A) = 5 and then you perform the following row operations in the order shown. What is the determinant of the resultant matrix? (1) Swap rows 1 and 3. (2) Two times row 1 + row 3 becomes row 3. (3) Divide row 2 by 5. (4) Swap rows 1 and 2.
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