Perform the indicated operation and, if possible, simplify.
? 
A. xy
B. 3xy
C. 
D. 3
Answer: D
Mathematics
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Approximate the square root to the nearest whole number.
A. 5 B. 6 C. 8 D. 7
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Find the LCM of the set of numbers.2, 7, 24
A. 14 B. 168 C. 24 D. 336
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Write the statement with the inequality symbol reversed.18 < 36
A. 36 < 18 B. 36 ? 18 C. 36 > 18 D. 18 > 36
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Solve the problem.A manufacturer of CD players has found that her company's revenue R, in dollars, can be approximated by the quadratic equation 
where p represents the unit price, in dollars. Determine the maximum revenue that can be earned by the manufacturer. Round your answer to the nearest dollar.
A. $475,240 B. $118,810 C. $237,620 D. $59,405
Mathematics