Solve.Find the volume of the solid generated by revolving the region bounded by the curve  the  and the vertical line  about the x-axis.

A. ? e
B. ?(e2 - 1)
C. 2?(e2 - 1)
D. ?(e - 1)


Answer: C

Mathematics

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Solve the problem.Mr. Larsen's third grade class has 22 students, 12 girls and 10 boys. Two students must be selected at random to be in the fall play. What is the probability that no boys will be chosen? Order is not important.

A.   
B.  
C.   
D.   

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Find the product. Assume that all variable factors in the denominator are not equal to zero.-  ? 

A. - 
B.
C. - 
D.

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Decide whether the matrices are inverses of each other. (Check to see if their product is the identity matrix I.)  and  

A. Yes B. No

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Evaluate the function.If f(x) = 14x - 10, find f(0).

A. 14 B. 0 C. 4 D. -10

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