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 ?

For what values of k, does the system of linear equations x+y+z=2, 2x+y-z=3, 3x+2y+kz=4 have a unique solution ?

For what value of 'k', the system of linear equations : x+y+z=2,2x+y-z=3 and 3x+2y+kz=4 has a unique solution.

The system of equation -2x + y + z = 1, x – 2y + z = –2, x + y + lambdaz = 4 will have no solution if

For what values of p and q, the system of equations 2x + py + 6z= 8, x + 2y + qz = 5, x + y + 3z = 4 has a unique solution

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

For what values of a and b the system of equations 2 x + ay + 6 z = 8 x+2y+bz=5 x + y + 3 z = 4 , has a unique solution ?

For what values of a and b, the system of equations 2x+ay+6z=8x+2y+bz=5x+y+3z=4 has: (i) a unique solution (ii) infinitely many solutions no solution

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

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

Examine the consistency of the system of equations x+ y +z=1 2x+ 3y +2z =2 ax+ay +2az =4