Write the augmented matrix for the system.-2x + 3y + 6z = 44 2x - 2y + 6z = 46 6x + 3y + 4z = 94
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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A. 
B. 
C. 
D. 
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Find the length of the third side of the triangle below.
 figure 3.png)
Mathematics
Solve the quadratic equation by completing the square.x2 + 16x = -42
A. {-8 ± 
}
B. {-16 ± 
}
C. {-8 ± 
}
D. {8 ± 
}
Mathematics
Find the area of the polygon.
A. 7 in.2 B. 12 in.2 C. 6 in.2 D. 24 in.2
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