Write the value of k for which the planes `2x-5y+kz=4` and `x+2y-z=6` are perpendicular to each other.

The value of k for which the planes 3x-6y-2z=7 and 2x+y-kz=5 are perpendicular to each other is

The value of k for which the planes 3x-6y-2z=7 and 2x+y-kz=5 areperpendicular to each other is

Find the value of k for whicj the planes: 3x-6y-2z=7 and 2x+y-kz=5 are perpendicular to each other.

The value of m for which the planes 2x+3y-z=5 and 3x-my+3z=6 are perpendicular to each other is

The value of m for which the planes 2x + 3y -z = 5 and 3x - my + 3z =6 are perpendicular to each other is

Find the value of lambda for which the planes 2x-4y+3z=7 and x+2y+lambdaz=18 are perpendicular to each other.

Find the value of k for which the lines kx - 5y + 4 = 0 and 5x – 2y + 5 = 0 are perpendicular to each other

Find the value of lambda for which the planes x-4y+lambdaz+3=0 and 2x+2y+3z=5 are perpendicular to each other.

Find the value of 'k' for which the plane : 3x - 6y - 2z = 7 and 2x + y - kz = 3 are perpendicular to each other.

Are the planes 2x-y+4z=5 and 5x-25y+10z=6 are perpendicular?