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8. Determine which of the following systems is correct. 2x12x22x3 = = 4, 3x1+5x2+x3 = −8, -4x1-7x2 - 2x3 = 13 (a) This system has a unique solution; (b) This system has only two solutions; (c) This system has no solutions; (d) This system has infinitely many solutions; (e) None of these

8. Determine which of the following systems is correct. 2x12x22x3 = = 4, 3x1+5x2+x3 = −8, -4x1-7x2 - 2x3 = 13 (a) This system has a unique solution; (b) This system has only two solutions; (c) This system has no solutions; (d) This system has infinitely many solutions; (e) None of these

Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter9: Systems Of Linear Equations
Section9.2: The Substitution Method
Problem 32WE
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8. Determine which of the following systems is correct. 2x12x22x3 = = 4, 3x1+5x2+x3 = −8, -4x1-7x2 - 2x3 = 13 (a) This system has a unique solution; (b) This system has only two solutions; (c) This system has no solutions; (d) This system has infinitely many solutions; (e) None of these
Transcribed Image Text:8. Determine which of the following systems is correct. 2x12x22x3 = = 4, 3x1+5x2+x3 = −8, -4x1-7x2 - 2x3 = 13 (a) This system has a unique solution; (b) This system has only two solutions; (c) This system has no solutions; (d) This system has infinitely many solutions; (e) None of these
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