a b c If d ef a +2d b+2e c+2f =5, then %3D hi 3d 3e 3f A) 15 В) - 15 C) 10 D) -5

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter6: Linear Systems
Section6.5: Determinants
Problem 62E
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a b c
If d ef
a +2d b+2e c+2f
=5, then
%3D
hi
3d
3e
3f
A) 15
В) - 15
C) 10
D) -5
Transcribed Image Text:a b c If d ef a +2d b+2e c+2f =5, then %3D hi 3d 3e 3f A) 15 В) - 15 C) 10 D) -5
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