Solve the problem.An oil storage tank can be described as the volume generated by revolving the area bounded by 
about the x-axis. Find the volume 
of the tank.
A. 30.6 m3
B. 153 m3
C. 0.874 m3
D. 1120 m3
Answer: B
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For the given dynamical system, calculate the value of An.An+1 = 2.4An - 4, A0 = 9; find A3.
A. 82.176 B. 87.776 C. 91.776 D. 95.776
Use mathematical induction to prove the following.If a is a constant and 0 < a < 1, then an < 1.
What will be an ideal response?
Solve the problem.Linda invests src="https://sciemce.com/media/4/ppg__rer0512192051__f1q177g6.jpg" alt="" style="vertical-align: -4.0px;" /> and 
for one year. Part is invested at 
, another part at 
, and the rest at 
. The total income from all 3 investments is 
. The combined income from the 
investments is the same as the income from the 
investment. Find the amount invested at each rate.
A. $5000 at 5%; $10,000 at 6%; $10,000 at 8%
B. $8000 at 5%; $10,000 at 6%; $7000 at 8%
C. $10,000 at 5%; $5000 at 6%; $10,000 at 8%
D. $10,000 at 5%; $10,000 at 6%; $5000 at 8%
Solve the problem.A book publisher found that the cost to produce 1000 calculus textbooks is $26,800, while the cost to produce 2000 calculus textbooks is $52,500. Assume that the cost C(x) is a linear function of x, the number of textbooks produced. What is the marginal cost of a calculus textbook?
A. $25,700 B. $25.70 C. $0.0257 D. $2.57