Which of the following statements are always true? (i) If A and B are 353 x 353 matrices with det(A) = 7 and det(B) = 8, then det(A + B) = 15. (ii) If A and B are nx n matrices with det(AB) 29 then det(B¬lA) = (iii) If A and B are 19 × 19 matrices then det(A + 6B') = det(6B + A').

Algebra and Trigonometry (6th Edition)
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ISBN:9780134463216
Author:Robert F. Blitzer
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ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Which of the following statements are always true?
(i) If A and B are 353 x 353 matrices with det(A) = 7 and det(B) = 8, then det(A + B) = 15.
%3D
1
(ii) If A and B are nx n matrices with det(AB) = 29 then det(BA¬)
%3D
29
(iii) If A and B are 19 x 19 matrices then det(A + 6B') = det(6B + A').
Transcribed Image Text:Which of the following statements are always true? (i) If A and B are 353 x 353 matrices with det(A) = 7 and det(B) = 8, then det(A + B) = 15. %3D 1 (ii) If A and B are nx n matrices with det(AB) = 29 then det(BA¬) %3D 29 (iii) If A and B are 19 x 19 matrices then det(A + 6B') = det(6B + A').
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