Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the y-axis.y = x2, y = 4 + 3x, for x ? 0
A. 32?
B. 64?
C. 96?
D. 192?
Answer: B
Mathematics
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Integrate using any method.
Mathematics
Solve the problem.If a ball is thrown upward at 64 feet per second from the top of a building that is 120 feet high, the height of the ball can be modeled by 
feet, where t is the number of seconds after the ball is thrown. After how many seconds does the ball reach its maximum height?
A. 4 sec B. 3.8 sec C. 2 sec D. 1 sec
Mathematics
Write the numerator and denominator of the given fraction.
A. numerator: 16, denominator: 1
B. numerator: 9, denominator: 7
C. numerator: 7, denominator: 9
D. numerator: 
, denominator: 9
Mathematics
Use the given graph to determine the limit, if it exists.
f(x)
A. -2 B. -1 C. 0 D. Does not exist
Mathematics