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If the system of equations kx+y+2z=1 3x−y−2z=2 −2x−2y−4z=3 has intinitely many solutions, then k is equal to

Answer» If the system of equations
kx+y+2z=1
3xy2z=2
2x2y4z=3
has intinitely many solutions, then k is equal to


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