Answer the question.If x = cos ?, what is csc ? in terms of x?
A. csc ? = 
B. csc ? = 
C. csc ? = 
D. csc ? = 
Answer: B
Mathematics
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Find the indicated sum. Use the formula for the sum of the first n terms of a geometric sequence.
A. 
B. 
C. 
D. 
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