6. -4 -8 -3 3

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
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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Question
5 k -6 9 9
O -4 -7 7 -4
Let A =
0 0 k 1 -8
0 0 0 4 -3
0 0 0 0 3
v choose
When is det(A) > 0?
Always
Only when k < 0
Only when k > 0
Never
for answering this qu
Transcribed Image Text:5 k -6 9 9 O -4 -7 7 -4 Let A = 0 0 k 1 -8 0 0 0 4 -3 0 0 0 0 3 v choose When is det(A) > 0? Always Only when k < 0 Only when k > 0 Never for answering this qu
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