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if x=a sin 2 θ (1+cos 2θ)and y=b cos 2θ (1−cos 2θ),then (dydx)θ−π3=

Answer» if x=a sin 2 θ (1+cos 2θ)and y=b cos 2θ (1cos 2θ),then (dydx)θπ3=



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