SOLUTION: Find sin (x + y) if sin x = ¾ and cos y = 2/3 with both angles in the first quadrant.
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Question 950351: Find sin (x + y) if sin x = ¾ and cos y = 2/3 with both angles in the first quadrant.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Use the identity:
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Also, use the identities:
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Hope I got it
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