Set up an integral for the area of the surface generated by revolving the given curve about the indicated axis.x = 
dt, 0 ? y ? ?/3; y-axis
A. -2?
cos y dy
B. ?
sin y dy
C. ?
cos y dy
D. -2?
sin y dy
Answer: D
Mathematics
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A. 1230 seats B. 735 seats C. 600 seats D. 1170 seats
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Solve the problem.The speed limit in many neighborhoods is 35 miles per hour. How many kilometers per hour is this?
Fill in the blank(s) with the appropriate word(s).
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Factor.4pq4 - 4pr4
A. (4pq2 + 4pr2)(4pq2 - 4pr2) B. 4p(q2 + r2)(q2 - r2) C. (4pq2 + pr2)(pq2 - pr2) D. 4p(q2 + r2)(q + r)(q - r)
Mathematics
Simplify the complex rational expression.
A. 
B. 
C. 
D. 
Mathematics