Find the center of mass of a thin plate of constant density covering the given region.The region bounded by y = x4, x = 3, and the x-axis

A.  =  = 
B.  =  = 
C.  =  = 
D.  =  = 


Answer: A

Mathematics

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Use the Instructional Algorithm for addition or subtraction to perform the operation.56 - 38

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Provide an appropriate response. Find a rounded to four significant digits if c = 3.5 cm and B = 76.3°.

A. 14.36 cm B. 0.8289 cm C. 14.78 cm D. 3.400 cm

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Find the sign of the following.sin , given that ? is in the interval (180°, 270°).

A. negative B. positive

Mathematics

Solve the problem.A cellular phone company determines a monthly bill from the x number of minutes of usage. The amount of the bill, B(x), (in dollars) is given by the function:  Determine the bill of a customer who uses her cellular phone 32.00 minutes during the month.

A. $3.52 B. $33.47 C. $32.00 D. $961.92

Mathematics