Use the given information to find the exact value of the trigonometric function.csc ? = - , tan ? > 0Find cos .

A.
B. - 
C.
D. - 

Answer: D

Mathematics

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A. -  csc2 
B.  csc2  cot 
C. -6 csc 
D. 6 csc2  cot 

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Solve the problem.Evaluate  Rwhere R is the parallelepiped enclosed by the planes      

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A.
B.
C.
D.

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Change the given polar coordinates (r, ?) to Cartesian coordinates (x, y).

A.
B.
C.
D.

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Find the domain of the rational function.r(x) = 

A. All real numbers except -8 and 2. B. All real numbers except -2 and 8. C. All real numbers except -6 and 6. D. All real numbers.

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