Areal number a, consider the following linear system 9. (10 points) for z = 2 y x2yz 3 = a which of the following is true? a. if a 3 then the system has at least two distinct solutions b. if a = 2 then the system is inconsistent v3 then the system is inconsistent c. if a d. if a 2 then the system is inconsistent e. if a +2 then the system has infinitely many solutions