Math, asked by soni23, 1 year ago

sinx + siny =a , cosx+cosy = b find sin(x+y)

Answers

Answered by sush10

2

sinx+siny=a,
cosx+cosy=b
sin(x+y)=?
there is a formula in 8 class(IIT)
that is
sinxcosy+cosxsiny

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