Solve the system.
A. x = -3, y = -3, z = 1, w = -2
B. x = 3, y = -3, z = 1, w = -1
C. x = 3, y = -6, z = -1, w = -1
D. x = 1, y = -1, z = 3, w = -2
Answer: B
Mathematics
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Evaluate the series, if it converges.
A. 
B. 
C. - 
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