Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists. 3x + y + z - 2w = 10 2x + 3y + 3z + w = -52x + y + 4z + 11w = 11
A. {(6, -4, -2, 1)}
B. {(w + 5, 3w - 7, -4w + 2, w)}
C. {(7, -1, -6, 2)}
D. {(2w + 3, 6w - 7, -10w + 8, w)}
Answer: B
Mathematics
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, b ? 0
A. b
B. -b
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D. 
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. Find the domain of the function.
?
?
A. 
B. 
C. 
D. 
E. 
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Mathematics