SOLUTION: If sec x = -sqrt10 with 180 degrees less than or equal to x less than or equal to 270 degrees, find the following and write your answer in an exact form. A. Sin(2x) B. Cos(x/

Question 744730: If sec x = -sqrt10 with 180 degrees less than or equal to x less than or equal to 270 degrees, find the following and write your answer in an exact form.
A. Sin(2x)
B. Cos(x/2)
I appreciate all the help. :)
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
If sec x = -sqrt10 with 180 degrees less than or equal to x less than or equal to 270 degrees, find the following and write your answer in an exact form.
A. Sin(2x)
B. Cos(x/2)
***
(180� ≤ x ≤ 270�)

..
A.
..
B.
=
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