Completely factor the polynomial or state that the polynomial is prime.343y3 - 1
A. (7y - 1)(49y2 + 1)
B. (343y - 1)(y2 + 7y + 1)
C. (7y + 1)(49y2 - 7y + 1)
D. (7y - 1)(49y2 + 7y + 1)
Answer: D
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A. 2log33 B. 1 C. 32 D. 2
Use a spherical coordinate integral to find the volume of the given solid.the solid bounded below by the sphere 
and above by the cone 
A. 
?
B. 
?
C. 
?
D. 
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Add and simplify. If the answer is an improper fraction, write it as a mixed number.
+ 
A. 1
B. 
C. 1
D. 4
Solve the problem.Mark Jakob lives in Tulsa, Oklahoma and plans to attend graduate school to earn his Ph.D. in chemistry. He wants to visit chemistry departments at schools in the following cities: Berkeley, California; Madison, Wisconsin, and Chicago, Illinois. The costs of the one-way flights between these four cities are as follows: Tulsa to Berkeley costs $604; Tulsa to Madison costs $510; Tulsa to Chicago costs $490; Berkeley to Madison costs $823; Berkeley to Chicago costs $699; Chicago to Madison costs $97. What is the minimum cost Mark can pay to visit all the schools and return to Tulsa?
A. $2014 B. $1910 C. $2522 D. $1214