Find an equation for the graph.
A. y = 
cos 
B. y = 
cos 
C. y = 
cos (4x)
D. y = cos (4x)
Answer: C
Mathematics
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A. Yes B. No
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Find the maximum and minimum points of the function.
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Multiply and simplify.
? 
A. 
B. 
C. 
D. 
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Evaluate the expression using the given values.-8xy + 8y - 10
x = 3, y = 2
A. 54 B. -32 C. -42 D. -22
Mathematics