then a 2 d det b 2 e с 2 f 5 d a det b 7 e C 9 f C = = and a 1 d a 1 d] ----- det b 1 e = -5, and det b 2 e = -2, с 1 f с 3 f

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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then
det
det
a
2 d
b 2 e
с
2 f
a
5 d
b 7 e =
с 9 f]
=
and
a 1
a 1 d
*]* -
det b 1 e = -5, and
b 2
e
-2,
с 1
с
3 f
det
Transcribed Image Text:then det det a 2 d b 2 e с 2 f a 5 d b 7 e = с 9 f] = and a 1 a 1 d *]* - det b 1 e = -5, and b 2 e -2, с 1 с 3 f det
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