Write the given system of equations as a matrix equation and solve by using inverses. X₁ - 2x₂ K₁ -X₁ + x2 k₂ a. What are x₁ and x₂ when k₁= -4 and k₂ =2? x₁ = 0 x2 = 2 b. What are x, and x₂ when k₁ = 4 and k₂ = 9? x₁ = -22 x₂ = -13 c. What are x₁ and x₂ when k₁ = 5 and k₂ = 3? X₁ x2 = =

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
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Chapter6: Linear Systems
Section6.CT: Chapter Test
Problem 8CT
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Write the given system of equations as a matrix equation and solve by using inverses.
X₁ - 2x₂
K₁
-X₁ +
x2
k₂
a. What are x₁ and x₂ when k₁= -4 and k₂ =2?
x₁ = 0
x2 = 2
b. What are x, and x₂ when k₁ = 4 and k₂ = 9?
x₁ = -22
x₂ = -13
c. What are x₁ and x₂ when k₁ = 5 and k₂ = 3?
X₁
x2
=
=
Transcribed Image Text:Write the given system of equations as a matrix equation and solve by using inverses. X₁ - 2x₂ K₁ -X₁ + x2 k₂ a. What are x₁ and x₂ when k₁= -4 and k₂ =2? x₁ = 0 x2 = 2 b. What are x, and x₂ when k₁ = 4 and k₂ = 9? x₁ = -22 x₂ = -13 c. What are x₁ and x₂ when k₁ = 5 and k₂ = 3? X₁ x2 = =
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