1.2.12 (a) Explain why every linear system over R has either zero solutions, one unique solution, or infinitely many solutions. (b) Why doesn't this contradict the fact that the system of equations x² – y = 1 x+ 2y = 3 has exactly two solutions?

Elementary Linear Algebra (MindTap Course List)
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Chapter1: Systems Of Linear Equations
Section1.1: Introduction To Systems Of Linear Equations
Problem 90E: Consider the system of linear equations in x and y. ax+by=ecx+dy=f Under what conditions will the...
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1.2.12 (a) Explain why every linear system over R has either zero solutions,
one unique solution, or infinitely many solutions.
(b) Why doesn't this contradict the fact that the system of equations
x? – y = 1
-
x+ 2y = 3
has exactly two solutions?
Transcribed Image Text:1.2.12 (a) Explain why every linear system over R has either zero solutions, one unique solution, or infinitely many solutions. (b) Why doesn't this contradict the fact that the system of equations x? – y = 1 - x+ 2y = 3 has exactly two solutions?
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