Multiply and simplify.2x(8x2 - 3.7)
A. 16x3 - 7.4x
B. 8.6x2
C. 16x3 - 3.7
D. 16x2 - 3.7x
Answer: A
Mathematics
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Solve the problem.A water tank is formed by revolving the curve y = 3x4 about the y-axis. Water drains from the tank through a small hole in the bottom of the tank. At what constant rate does the water level, y, fall? (Use Torricelli's Law: dV/dt = -m
.)
A. 
= 
B. 
= 
C. 
= 
D. 
= 
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Find the selling price per item to the nearest cent.Total cost: $247Quantity: 46 pr.Unsaleable: 6 pr.% Markup on selling price: 41%
A. $3.81 B. $4.38 C. $9.10 D. $10.47
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Provide an appropriate response.The product of two negative numbers is negative.
A. True B. False
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Solve the inequality. Express your answer using interval notation.x(4x - 6) ? (2x + 6)2
A. [
, ?)
B. [- 
, ?)
C. (-?, - 
]
D. (-?, - 
]
Mathematics