# x-2y +3z 4 Q-2: Consider the linear system: 12x -3y az 5. 3x-4y +5z For which values of a and b does

x-2y +3z 4 Q-2: Consider the linear system: 12x -3y az 5. 3x-4y +5z For which values of a and b does the linear system have a) no solution, b) a unique solution c) infinitely many solutions.