Use the graph to find the vertical asymptotes, if any, of the function. 
A. x = -1, x = 1, y = 0
B. x = -1, x = 1, x = 0
C. x = -1, x = 1
D. none
Answer: C
Mathematics
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A. - 
B. - 
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A. sin2x B. cos2x C. cot x csc x D. tan x sec x
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+ 
- 
A. 
B. 
C. 3
D. 
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