Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists. x + y + z + w =7 3x - 2z + 5w=11-4x + 3y + w=4-x - y - z - w=6
A. {(
, 1, 
, -2)}
B. {(-11, 
, 
, -4)}
C. ?
D. {(
, - 
, 5, - 
)}
Answer: C
Mathematics
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+ 
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A. 
B. 
C. 
D. 
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A. 16
; 60°
B. 16; 30°
C. 32; 30°
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?
?
Please give the answer to four decimal places if necessary.
Fill in the blank(s) with the appropriate word(s).
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