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Determining whether system of equations have a solution

  • Thread starter katerine
  • Start date
  • #1
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how know how to do tis question
determine the value a
for which the resulting linear system has
i) no solution
ii)a unique solution
iii)infinitely many solution

x+y+z=3
x+2y+z=3
x+y+(a^2-8)z=a
 

Answers and Replies

  • #2
Fredrik
Staff Emeritus
Science Advisor
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x+y+z=3
x+2y+z=3
What do these two equations tell you about x,y and z?
 

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