The system of equations ax-y- z=a-1 ,x-ay-z=a-1,x-y-az=a-1 has no solution if a is

The system of equations : ax-y-z=alpha-1 x-ay-z=alpha-1 x-y-alphaz=alpha-1 has no solution if alpha is :

The value of a for whch the sytem of equations x+ay+z=1 ax+y+z=1 x+y+az=1 has no solution is

The system of equations ax+y+z=a-1,x+ay+z=a-1andx+y+az=a-1 does not have unique solution if a = ……..

If the system of equation 2x+y+z=3 , x-y+z=-1 and x+y+az=b has no solution , then

If S is the set of distinct values of 'b' for which the following system of linear equations x+y+z=1 x+ay +z=1 ax+by+z=0 has no solution then S is

The system of equations x +2y+3z=1, x-y+4z=0, 2x+y+7z=1 has

The value of a such that the system of equations x-2y+z=-4, 2x – y +2z = 2 and x+y+az = 4, has no solution , is a) 0 b)1 c)3 d)-1

If the system of equations ax+y+2z=0x+2y+z=b2x+y+az=0 has no solution then (a+b) can be equal to