Solve the problem.A conical tank is resting on its apex. The height of the tank is 
, and the radius of its top is 
. The tank is full of gasoline weighing
How much work will it take to pump the gasoline to the top? Give your answer to the nearest ft ? lb.
A. 3817 ft ? lb
B. 44,521,897 ft ? lb
C. 206,120 ft ? lb
D. 34,353 ft ? lb
Answer: D
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Express the integrand as a sum of partial fractions and evaluate the integral.
A. 1.64 B. -1.64 C. 3.27 D. 1.81
Find the inverse of the one-to-one function.
?
?
A. 
B. 
?
C. 
D. 
E. inverse does not exist
Use Bayes' rule to find the indicated probability.The incidence of a certain disease on the island of Tukow is 4%. A new test has been developed to diagnose the disease. Using this test, 91% of those who have the disease test positive while 4% of those who do not have the disease test positive (false positive). If a person tests positive, what is the probability that he or she actually has the disease?
A. 0.438 B. 0.487 C. 0.91 D. 0.856
The graph of a function is given. Decide whether it is even, odd, or neither.
A. even B. odd C. neither