Factor by grouping.6r2 + 27ry - 2xr - 9xy
A. (9r + 2y)(3r - x)
B. (2r + 9y)(x - 3r)
C. (2r + 9y)(3r - x)
D. (2r + 9y)(3x - r)
Answer: C
Mathematics
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Evaluate the integral.
A. 19
B. 
C. 80
D. 14
Mathematics
Decide whether the compound statement is true or false. The symbol for exclusive disjunction 
represents "one or the other is true, but not both".6 + 5 = 11 
2 + 5 = 9
A. True B. False
Mathematics
Solve the problem.Let D be the region that is bounded below by the cone 
and above by the sphere 
Set up the triple integral for the volume of D in cylindrical coordinates.
A. 
B. 
C. 
D. 
Mathematics
Find the volume of the rectangular solid.Find the volume of a box with the following dimensions:length = 7 ft, depth = 4 ft, height = 6 ft
A. V = 168 ft3 B. V = 294 ft3 C. V = 112 ft3 D. V = 144 ft3
Mathematics