Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 9cos ?x, y = 0, x = -0.5, x = 0.5
A. 
?
B. 27?
C. 81?
D. 162?
Answer: A
Mathematics
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Use Simpson's rule to approximate the value of the integral defined by the given set of points.
A. 0.61 B. 0.67 C. 0.42 D. 0.52
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Write the inequality using interval notation, and illustrate the inequality using the real number line.1 < x < 3
A. [1, 3]
B. [1, 3)
C. (1, 3)
D. (1, 3)
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Translate the statement into a mathematical expression.Find the cost of 2 beds at b dollars each.
A. 2 + b
B. 2b
C. 2 - b
D. 
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Rationalize the denominator and simplify.
A. 
B. 
C. 
D. 
Mathematics