For what values of `k` the set of equations
`2x- 3y + 6z - 5t = 3, y -4z + t=1`,
`4x-5y+8z-9t = k` has

If A and B are the two real values of k for which the system of equations x+2y+z=1, x+3y+4z=k, x+5y+10z=k^(2) is consistent, then A+B =

Solve the following- system of equations, 2x + 5y + 6z = 0, x - 3y + 8z = 0, 3x + y - 4z = 0

Using matrix methos show that the following system of equations has infinite number of solutions: 2x - 3y + 4z = 7, 3x - 4y + 5z = 8, 4x - 5y + 6z = 9

Examine the consistency of the system of equations 5x -y + 4z = 5," " 2x + 3y + 5z = 2," " 5x -2y + 6z = 1

Examine the consistency of the system of equations 5x -y + 4z = 5," " 2x + 3y + 5z = 2," " 5x -2y + 6z = 1

The values of x, y, z for the equations x+y+z=6, 3x-y+2z=7, 5x+5y-4z=3 are

Examine the consistency of the system of equations 5x-y+4z =5 2x+ 3y + 5z =2 5x-2y + 6z =-1

Examine the consistency of the system of equations 5x-y+4z =5 2x+ 3y + 5z =2 5x-2y + 6z =-1