sinasinb-cosacosb+1=0 then find sina+sinb=???????????????????????????????????????????????????
sinasinb-cosacosb+1=0 then find sina+sinb=???????????????????????????????????????????????????
Santhosh Koppisetti , 4 Years ago
Grade 12
Trigonometry> sinasinb-cosacosb+1=0 then find sina+sinb...
1 AnswersArpit Caberwaal
SinaSinb - CosaCosb + Sina^2 + Cosa^2 = 0
SinaSinb+ Sina^2 + Cosa^2= CosaCosb
Sina(Sinb+Sina+CotaCosa) = CosaCosb
Sinb+Sina= CotaCosb-CotaCosa
Sina+Sinb= Cota(Cosb-Cosa)
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