Use the formula for 
to evaluate the expression.
A. 7
B. 3.5
C. 1440
D. 5040
Answer: A
Mathematics
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Multiply.-6 ? (-9) ? (-17)
A. 71 B. -918 C. -32 D. 918
Mathematics
Find the volume of the pyramid. If necessary, round to the nearest hundredth.
A. 237.82 mm3 B. 475.64 mm3 C. 158.55 mm3 D. 497.84 mm3
Mathematics
Given matrix A, find the indicated cofactor.Find A12.A = 
A. 24 B. -21 C. 21 D. 9
Mathematics
Solve the equation by completing the square.x2 + 6x + 25 = 0
A. -3 ± 16i B. -3 ± 4i C. -3 + 4i D. -7, 1
Mathematics