Given A and A₁ for the following system of equations, find det A and det A₁. 8x1 + 3x2 = -3 6x16x2: 3 A = A1 = 8 3 6-6 -3 3 3 -6 det (A) = Ex: 42 det (A₁) = Ex: 42

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.9: Properties Of Determinants
Problem 40E
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ebra home > 3.15: Cramer's rule
ENGE
Y
3.15.1: Cramer's rule.
46070 qx3zqy7
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Given A and A₁ for the following system of equations, find det A and det A₁.
8x1 + 3x2 = -3
6x1 - 6x2 = 3
A =
A1
=
- [8
=
-3
3
3
-6
3
det (A) = Ex: 42
15
det (A₁) = Ex: 42-
Transcribed Image Text:ebra home > 3.15: Cramer's rule ENGE Y 3.15.1: Cramer's rule. 46070 qx3zqy7 Jump to level 1 Given A and A₁ for the following system of equations, find det A and det A₁. 8x1 + 3x2 = -3 6x1 - 6x2 = 3 A = A1 = - [8 = -3 3 3 -6 3 det (A) = Ex: 42 15 det (A₁) = Ex: 42-
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