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Find cos 2x if sin x= 5/13 and x is in quadrant 2
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11 votes
Find cos 2x if sin x= 5/13 and x is in quadrant 2

User Deric
by
3.6k points

1 Answer

12 votes

Answer:

cos(2x) =
(119)/(169)

User Stephen Straton
by
3.7k points
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