Find the coordinates of the centroid of the given figure. Each region is covered by a thin, flat plate.The region cut from the first quadrant by the circle x2 + y2 = 4
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the equation.3(x + 5) - (3x + 15) = 0
A. 0 B. 5 C. All real numbers D. No solution
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Give the equation of the vertical asymptote(s) of the rational function.g(x) = 
A. x = -6 B. x = 6, x = -6 C. x = 7 D. x = 6
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Use n = 4 to approximate the value of the integral by Simpson's rule.
A. 428.0 B. 422.0 C. 28.5 D. 394.5
Mathematics
Solve the problem.A window washer accidentally drops a bucket from the top of a 144-foot building. The height h of the bucket after t seconds is given by 
When will the bucket hit the ground?
A. -3 sec B. 9 sec C. 3 sec D. 48 sec
Mathematics