roybharat007
roybharat007
21-05-2020
Mathematics
contestada
tanA= 2xy/(x^2+y^2),
find sinA
Respuesta :
alexrocal
alexrocal
21-05-2020
Step-by-step explanation:
TanA = SinA/CosA
tanA = 2xy / (x² + y²),
Sin A = CosA * 2xy / (x² + y²)
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