Find an equation for the graph.
A. y = 2 cos (4?x)
B. y = 4 cos (2?x)
C. y = 2 cos 
D. y = 4 cos 
Answer: D
Mathematics
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Linear equations cannot be solved using the crossing-graphs method.
Answer the following statement true (T) or false (F)
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Solve the problem.Find the area bounded by the x-axis, the curve 
and 
.
A. 3 ln 
B. 
ln 
C. ln 
D. ln 
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Convert the decimal number to the given base.359 to base two
A. 101011111two B. 101100101two C. 101101011two D. 101100111two
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Write the power of i as i, -1, -i, or 1.i7
A. -1 B. -i C. 1 D. i
Mathematics