Use the Gauss-Jordan method to solve the system of equations. 4x - y + 3z = 12 x + 4y + 6z = -32-3x + 3y + 9z = 20
A. (-8, -7, 9)
B. (2, -7, -1)
C. (8, -7, -2)
D. No solution
Answer: D
Mathematics
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A. 13,018 B. 13,918 C. 12,928 D. 14,028
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Match the equation of the parabola with the appropriate description.y - 6 = 2(x - 5)2
A. Vertex at (-5, -6) B. Vertex at (10, 6) C. Vertex at (-10, -6) D. Vertex at (5, 6)
Mathematics
Write out the first five terms of the sequence.an = 
A. 
, 
, 
, 
, 
B. 
, 
, 
, 
, 
C. 
, 
, 
, 
, 
D. 1, 
, 
, 
, 
Mathematics
Completely factor the polynomial or state that the polynomial is prime.343y3 - 1
A. (7y - 1)(49y2 + 1) B. (343y - 1)(y2 + 7y + 1) C. (7y + 1)(49y2 - 7y + 1) D. (7y - 1)(49y2 + 7y + 1)
Mathematics