Subtract. Write a mixed numeral for the answer.
A. 12
B. 12
C. 12
D. 13
Answer: A
Mathematics
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Write interval notation for the graph.
A. [2, ?) B. (-?, 2) C. (2, ?) D. (-?, 2]
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Write an expression for the apparent nth term of the sequence. (Assume that n begins with 1.)
?
?
A. 
B. 
C. 
D. 
E. 
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The region under the curve 
is rotated about the x-axis. Find the volume of the resulting solid. Select the correct answer.
Mathematics
Use the shell method to find the volume of the solid generated by revolving the shaded region about the indicated axis.About the x-axis
A. 2?
B. 8?
C. 4?
D. 
?
Mathematics