7. Suppose that the rref(A#) to the homogeneous system, Ax [100 = 0, is: 0] 0 1 0 0 0 0 1 B 0 Lo 0 0 0 a. How many solutions are there to the system? b. What is the solution to the system? Write it as a vector. C. Give a geometric description of the solution to the system.

Fig: 1