Graph the system of inequalities, and find the coordinates of the vertices.y ? 4 - 2xx ? 1
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Perform the modular arithmetic operation.10 + 13 (mod 8)
A. 7 B. 2 C. 8 D. 6
Mathematics
Evaluate the determinant.
A. -39 B. 89 C. - 89 D. 0
Mathematics
Write the linear system as a matrix equation in the form AX = B, where A is the coefficient matrix and B is the constant matrix. 4x + 8z= 60 7y + 9z = 70 3x + 9y + 6z = 54
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Use the square root property to solve the quadratic equation.(4z - 1)2 = 
A. ± 
B. ± 
C. 
, 
D. 3, -1
Mathematics