Factor the polynomial as the sum or difference of two cubes.8 - x3
A. (2 + x)(4 - x2)
B. (2 + x)(4 - 2x + x2)
C. (2 - x)(4 + 2x + x2)
D. (2 - x)(4 + x2)
Answer: C
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Use cylindrical coordinates to find the volume of the indicated region.the region bounded below by the xy-plane, laterally by the cylinder 
and above by the plane 
A. 7? B. 196? C. 49? D. 28?
Find the indicated term or coefficient of the binomial expansion.Find the 4th term of the expansion of (x + 3)12.
A. 1980x9 B. 5940x9 C. 1980x3 D. 5940x3
Solve the equation by the method of your choice. Simplify irrational solutions, if possible.x2 + 18x + 66 = 0
A. {-18 ± 
}
B. {-9 ± 
}
C. {9 ± 
}
D. {9 ± 
}
Graph the equation using a graphing utility. Use a graphing utility to approximate the intercepts rounded to two decimal places, if necessary. Use the TABLE feature to help establish the viewing window.y = 5x2 - 13
A. (0, -13), (2.60, 0), (-2.60, 0) B. (0, -13), (1.61, 0), (-1.61, 0) C. (0, 2.60), (0, -2.60), (-13, 0) D. (0, 1.61), (0, -1.61), (-13, 0)