Set up an integral for the area of the surface generated by revolving the given curve about the indicated axis.y = x3, 0 ? x ? 2; x-axis
A. 2?
dx
B. 2?
dx
C. ?
dx
D. ?
dx
Answer: A
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Provide an appropriate response.Let f(n) = -6n3 - 11n - 6 and g(n) = 2n3 + 4n + 10. Find (f - g)(n).
A. -4n3 - 7n + 4 B. -8n3 - 15n - 16 C. 8n3 + 15n + 16 D. 4n3 + 7n - 4
Solve.John owns a hotdog stand. His profit is represented by the equation 
with P being profits and x the number of hotdogs sold. What is the most he can earn?
A. $49 B. $111 C. $90 D. $104
Solve the problem.Suppose that the population of a certain city during a certain time period can be approximated by: P(x) = -0.1x5 + 3.5x4 + 4000where x is time in years since 1960. By sketching a graph of P(x), estimate during what time period the population of the city was increasing.
A. Between 1988 and 1995 B. Between 1960 and 1974 C. Between 1960 and 1988 D. Between 1965 and 1988
Find the monthly house payment necessary to amortize the following loan.In order to purchase a home, a family borrows 
at 2.625% for 
What is their monthly payment?
A. $87.50 B. $313.09 C. $269.08 D. $5.83