1.

If the system of equations x+αy+α2z=1, αx+y+αz=−1, α2x+αy+z=1 has infinitely many solutions then 1+α+α2=

Answer»

If the system of equations x+αy+α2z=1, αx+y+αz=1, α2x+αy+z=1 has infinitely many solutions then 1+α+α2=




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