Solve the problem.Find the tangent to y = cot x at x = 
.
A. y = -2x + 
B. y = 2x + 1
C. y = -2x + 
+ 1
D. y = 2x - 
+ 1
Answer: C
Mathematics
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A. 
B. 
C. 
D. 
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Write a fraction and a percent for the shaded part of the figure.
A. 
or 80%
B. 
or 40%
C. 
or 20%
D. 1 or 100%
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Find the expected value for the random variable.
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