Multiple Choice
A system of equations may have a unique solution, an infinite number of solutions, or no solution. Use matrices to find the general solution of the following system, if a solution exists. 
A)
,
, 
B)
,
, for any real number z.
C)
,
, for any real number z.
D)
,
, for any real number z.
E) no solution
Correct Answer:

Verified
Correct Answer:
Verified
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