Find the moment or center of mass of the wire, as indicated.Find the center of mass of a wire of constant density that lies along the line 
from x = 0 to 
A. 
= 9, 
= 9
B. 
= 
, 
= 
C. 
= 9, 
= 0
D. 
= 3, 
= 3
Answer: B
Mathematics
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Use the curve-sketching guideline, to sketch the graph of the function.
?
?
A. ?
B. ?
C. ?
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Give the equations of any horizontal asymptotes for the graphs of the rational functions.f(x) = 
A. y = 1 B. y = -2 C. y = 2 D. none
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Solve the problem.The rate of flow of a continuous income stream (in thousands of dollars per day) is given by 
Find the total income produced during the first ten days of operation.
A. $2397.90 B. $2843.18 C. $239.79 D. $58,874.14
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Factor out the largest possible common factor.2(y + 9) - x(y + 9)
A. (2y + 18) - (xy + 9x) B. (y + 9)(2 + x) C. (y + 9)(2 - x) D. (y - 9)(x - 2)
Mathematics