Three planes can fail to have an intersection point, even if no planes are parallel. The system is singular if row 3 of A is a __ of the first two rows. Find a third equation that can't be solved together with x + y + z = 0 and x - 2y - z = l.

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter6: Matrices And Determinants
Section6.1: Matrices And Systems Of Linear Equations
Problem 1E: If a system of linear equations has infinitely many solutions, then the system is called _____ . If...
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Three planes can fail to have an intersection point, even if no planes are parallel. The system is singular if row 3 of A is a __ of the first two rows. Find a third equation that can't be solved together with x + y + z = 0 and x - 2y - z = l.

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