1.The number of real values of ttt such that the system of homogeneous equationstx+(t+1)y+(t−1)z=0tx + (t+1)y + (t-1)z = 0tx+(t+1)y+(t−1)z=0(t+1)x+ty+(t+2)z=0(t+1)x + ty + (t+2)z = 0(t+1)x+ty+(t+2)z=0(t−1)x+(t+2)y+tz=0(t-1)x + (t+2)y + tz = 0(t−1)x+(t+2)y+tz=0has non-trivial solutions isa.333b.222c.111d.None of theseLogin to continueOnly logged in users canattempt or see the solution.