The method of Example 2 can be used for linear systems with infinitely many solutions. Use that
Question:
(a) x1 - 2x2 + x3 = - 2
2x1 - 5x2 + x3 = 1
3x1 - 7x2 + 2x3 = - 1
(b) x1 - 2x2 + x3 = 1
2x1 - 5x2 + x3 = - 1
3x1 - 7x2 + 2x3 = 0
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As above we set up the matrix This ...View the full answer
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Related Book For
Elementary Linear Algebra with Applications
ISBN: 978-0471669593
9th edition
Authors: Howard Anton, Chris Rorres
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