Solve the linear system by using an inverse matrix.
A. {(2, 1, 6)}
B. {(2, -1, 4)}
C. {(-1, 2, 1)}
D. ?
Answer: B
Mathematics
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Find the specified maximum and / or minimum.Find the maximum and minimum of 
subject to 
, 
, 
, and 
.
A. -90, 0 B. 45, -90 C. 45, 0 D. -63.75, -90
Mathematics
Compute the square root.
A. 288 B. 24 C. 25 D. 28
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Find the requested term in the sequence.The next term in 3, 12, 48, 192, 768, . . .
A. 768 B. 12,288 C. 256 D. 3072
Mathematics
Find the center and the radius of the circle.x2 + y2 - 8x - 18y + 97 = 64
A. center (-4, -9), radius = 64 B. center (4, 9), radius = 8 C. center (-9, -4), radius = 64 D. center (9, 4), radius = 8
Mathematics