1 1 1 -2 det(A) =det 1 0 -2 = 4 det(B) =det -1 -1 =-1 0 2 -1 Using the properties of determinants evaluate d= det((2B)¯'(AB)"). d =

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.8: Determinants
Problem 21E
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1 1
1 0
-2
det(A) = det 1 0 -2
det(B) = det 0 -1 -1
0 2
0 -1 0
Using the properties of determinants evaluate d= det((2B)'(AB)").
d =
Transcribed Image Text:1 1 1 0 -2 det(A) = det 1 0 -2 det(B) = det 0 -1 -1 0 2 0 -1 0 Using the properties of determinants evaluate d= det((2B)'(AB)"). d =
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