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- is a real num 1S y+z= 6, 4x +

- is a real num 1S y+z= 6, 4x +

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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If A is a real number for which the system of linear equations x +y+z=6, 4x + Ay-Az=A- 2, 3x + 2y- 4z =-5 has infinitely many solutions then A is a root of the quadratic equation A) 12+31-4 = 0 B) 12-1-6 =0 C) 12 - 32 - 4 0 D) 22+1-6=0
Transcribed Image Text:If A is a real number for which the system of linear equations x +y+z=6, 4x + Ay-Az=A- 2, 3x + 2y- 4z =-5 has infinitely many solutions then A is a root of the quadratic equation A) 12+31-4 = 0 B) 12-1-6 =0 C) 12 - 32 - 4 0 D) 22+1-6=0
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