For what value(s) of k, if any, will the following linear system x+ y+kz 1 x+ky+ z = 1 kx+ y+ z = -2 has- (a) no solution (b) a unique solution, and (c) infinitely many solution?

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.2: Direct Methods For Solving Linear Systems
Problem 40EQ
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4. For what value(s) of k, if any, will the following linear system
x+ y+kz
1
x+ky+ z
1
kx+ y+ z
-2
has-
(a) no solution
(b) a unique solution, and
(c) infinitely many solution?
Transcribed Image Text:4. For what value(s) of k, if any, will the following linear system x+ y+kz 1 x+ky+ z 1 kx+ y+ z -2 has- (a) no solution (b) a unique solution, and (c) infinitely many solution?
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