12) Solve by using Cramer's rule: 2X+6 Z=3 3X+Y+Z=2 2Y+4Z=-3

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.3: Quadratic Equations
Problem 37E
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12) Solve by using Cramer's rule:
2X+6 Z=3
3 X+Y+Z = 2
2Y+4Z=-3
13) Assume A = 1 3
13
and
B =
23
46
show that (AB)' = B' A'
Transcribed Image Text:12) Solve by using Cramer's rule: 2X+6 Z=3 3 X+Y+Z = 2 2Y+4Z=-3 13) Assume A = 1 3 13 and B = 23 46 show that (AB)' = B' A'
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