The value of 'a' for which the equations `3x-y+az = 1 , 2x + y + z = 2, x+2y-az=-1` fail to have unique solution is

For what values of t, will the system tx + 3y - z = 1, x + 2 y + z = 2, - t x + y + 2 z = -1 fails to have a unique solution? Will it have any solution for this value of t?

For what values of 'a' , the system of equations x+y+z=1, 2x+3y+2z=2, ax+ay+2az=4 will have a unique solution ?

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 values of x, y, z for the equations x-y+z=1, 2x-y=1, 3x+3y-4z=2 are

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

Find the values of a and b for which the system of equations x+y+z=3,x+2y+2z=6,x+9y+az=b will have (i) no solution (ii) unique solution (iii) infinitely many solution

The values of x, y, z for the equations x+y+z=1, 2x+3y+2z=2, ax+ay+2az=4 are

The real value of ''a' for which the equations ax+y+z=0,-x+ay+z=0,-x-y+az=0 have non-zero solution is

For what value of t will the system tx+3y-z=1, x+2y+z=2, -tx+y+2z=-1 fail to have unique solution ?