Find an equation for the graph.

A. y = 2 cos 3?x
B. y = 3 cos 2?x
C. y = 2 cos x
D. y = 3 cos x


Answer: D

Mathematics

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Calculate the Huntington-Hill number.State A: population 10,200, 12 representatives

A. 666,933.077 B. 666,923.077 C. 666,983.077 D. 667,023.077

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Evaluate the given integral by using three terms of the appropriate series, rounding the result to four decimal places.

A. 0.2827 B. 0.6164 C. 0.4447 D. 0.8324

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Simplify. 

A.
B.
C. -
D.

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Solve the equation.5m2 - 2m = 0

A. - , 0
B. 0, 
C. - 
D. 0

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