9. Consider the following system of linear equations, x1 + 2x2+2x3 + 3x4 = 4 2x1 + 4x2 + x3 + 3x4 3x1 + 6x2 + x3 + x4 = 7 where c is a constant. For what values of c does the above system (a) has no solutions? (b) has a unique solution? (c) has infinitely many solutions? Find the solution set.

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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9. Consider the following system of linear equations,
x₁ + 2x₂ + 2x3 + 3x4 = 4
2x1 + 4x₂ + x3 + 3x4 = 5
3x₁ +6x2 + x3 + CX4 = 7
where c is a constant. For what values of c does the above system
(a) has no solutions?
(b) has a unique solution?
(c) has infinitely many solutions? Find the solution set.
Transcribed Image Text:9. Consider the following system of linear equations, x₁ + 2x₂ + 2x3 + 3x4 = 4 2x1 + 4x₂ + x3 + 3x4 = 5 3x₁ +6x2 + x3 + CX4 = 7 where c is a constant. For what values of c does the above system (a) has no solutions? (b) has a unique solution? (c) has infinitely many solutions? Find the solution set.
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