Math, asked by juddyhopps7, 11 months ago

(sinx+siny)=a
(Cosx+cosy)=b
Cos(x+y)=?

Answers

Answered by pinkirahangdale0

1

(sinx+siny)=a
(Cosx+cosy)=b
Cos(x+y)=c

juddyhopps7: Wasn't helpful enough

pinkirahangdale0: what is ans

juddyhopps7: b²-a²/b²+a²

juddyhopps7: But i have no idea how to get it?

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