Find the moment or center of mass of the wire, as indicated.Find the moment about the x-axis of a wire of constant density that lies along the curve y = 
from 
to 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the problem.A sprinkler system is used to water two areas. If the total water flow is 480 L/h and the flow through one sprinkler is 25% as much as the other, what is the flow in each at the nearest hundredth?
A. 461.54 L/h, 18.46 L/h B. 461.54 L/h, 17.78 L/h C. 18.46 L/h, 17.78 L/h D. 461.54 L/h, 19.20 L/h
Mathematics
Write the partial fraction decomposition of the rational expression.
A. 
+ 
B. 
+ 
C. 
+ 
D. 
+ 
Mathematics
Use DeMoivre's Theorem to find the following. Write your answer in standard form.
?
?
?
A. 
B. ?
C. 
D. 
E. 
Mathematics
Solve the problem.The percentage P of doctors who accept a new medicine is given by 
where t = time in months. Find P'(2).
A. 73% B. 88% C. 14% D. 12%
Mathematics