sinx+sin2x/1+cosx+cos2x=tanx
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Step-by-step explanation:
Given LHS
Sin x + Sin2x/1+ cosx + Cos2x
wkt
Sin 2x = 2Sinx Cos x
1+cos 2x= 2 cos^2x
Sin x + 2 Sin x Cos x/ 2 Cos ^2 x + Cos x
sin x ( 1+2Cosx)/Cosx (1+2 Cosx )
Sin x / Cos x = Tan x
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