The augmented matrix of a system of equations has been transformed to an equivalent matrix in row-echelon form. If the system is consistent, then give the solution. If it is not, then state that it is inconsistent.
A. (3, 8, z, 5)
B. (3, 0, 8, 5)
C. (3, y, 8, 5)
D. Inconsistent
Answer: C
Mathematics
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Provide an appropriate response.Determine which of the following matrix equations represents the solution to the system:
.
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Solve the system of equations.2x2 + y2 = 173x2 - 2y2 = -6
A. (2, -3) and (-2, 3) B. (2, 3), (2, -3), (-2, 3), (-2, -3) C. (1, 3), (1, -3), (-1, 3), (-1, -3) D. (1, 3) and (-1, -3)
Mathematics
Find the center (h, k) and radius r of the circle. Graph the circle.x2 + y2 + 8x + 4y - 5 = 0 
A. (h, k) = (4, -2); r = 5
B. (h, k) = (4, 2); r = 5
C. (h, k) = (-4, -2); r = 5
D. (h, k) = (-4, 2); r = 5
Mathematics
Find the greatest common factor of the monomials.10y3 and 40y9
A. 10y3 B. 400y6 C. 10y6 D. 40y3
Mathematics