Find the moment or center of mass of the wire, as indicated.Find the center of mass of a wire that lies along the semicircle y = 
if the density of the wire is 
A. 
= 
?, 
= 
?
B. 
= 0, 
= 
?
C. 
= 0, 
= 
?
D. 
= 
?, 
= 
?
Answer: B
Mathematics
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Determine whether the geometric series converges or diverges. If it converges, find its sum.
 FIGURE 1.png)
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Solve the problem.If a circular pond is 67 ft across, how long a line must a fisherman have to be able to cast to the center of the pond? Round to the nearest hundredth when necessary.
A. 67 ft B. 16.75 ft C. 210.38 ft D. 33.5 ft
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Solve the linear inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.4x - 12 ? 24
A. (-?, 9]
B. [3, ?)
C. (-?, 3]
D. [9, ?)
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Solve.|4x + 6| = |-4 + 3x|
A. 
B. 
C. ?
D. 
Mathematics