जर tan θ - sin2θ = cos2θ तर sin2θ =
1/2
हे दयखिय.
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Step-by-step explanation:
tan θ - sin2θ = cos2θ
tanθ = cos2θ +sin2θ
tanθ = 1
it means θ= 45°
sin45° = 1/√2
sin2θ = (1/√2 )2
sin2θ= 1/2
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