Determine the values of aaa for which the system ax+y+z=1ax + y + z = 1ax+y+z=1, x+ay+z=1x + ay + z = 1x+ay+z=1, x+y+az=1x + y + az = 1x+y+az=1 has no solution.
a=−2a = -2a=−2
a=0a = 0a=0
a=1a = 1a=1
a=2a = 2a=2