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Mathematics 26 Online
OpenStudy (anonymous):

cos x-cos y over sin x+sin y+sin x -sin y over cos x+cos y =0 verify the identities

OpenStudy (loser66):

\[\frac{cosx -cosy}{sinx +siny}+\frac{sinx -sin y}{cos x +cosy}=0\] Is that yours? just help you make it clear. don't know how to do

OpenStudy (anonymous):

Yea

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