Solve.Find the surface area of the cone frustum generated by revolving the line segment 
, 
, about the y-axis.
A. 130?
B. 128?
C. 132?
D. 136?
Answer: A
Mathematics
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Use Taylor series to evaluate the limit.
A. -2 B. 0 C. 2 D. 1
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Evaluate the integral by using a substitution prior to integration by parts.
A. xln (6x + 6x2) + C B. xln (6x + 6x2) + ln (x +1) - 2x + C C. ln (6x + 6x2) + ln (x +1) + C D. ln (6x + 6x2) - 2x + C
Mathematics
Find the indicated sum. If necessary, round to four decimal places.S8 for the geometric series 8 - 12 + 18 + ...
A. 131.3542 B. -9.8516 C. -78.8125 D. 57.875
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Solve by factoring and using the principle of zero products.x2 - x = 56
A. -7, -8 B. 7, 8 C. -7, 8 D. 1, 56
Mathematics