C-09-Q212mediumsingle_mcqtan2A−sin2A=?\tan^2 A - \sin^2 A = ?tan2A−sin2A=?atan2A⋅sin2A\tan^2 A \cdot \sin^2 Atan2A⋅sin2Abtan2A+sin2A\tan^2 A + \sin^2 Atan2A+sin2Ac111d000ব্যাখ্যাtan2A−sin2A=sin2Acos2A−sin2A=sin2A⋅1−cos2Acos2A=sin2A⋅sin2Acos2A=tan2A⋅sin2A\tan^2A-\sin^2A=\dfrac{\sin^2A}{\cos^2A}-\sin^2A=\sin^2A\cdot\dfrac{1-\cos^2A}{\cos^2A}=\dfrac{\sin^2A\cdot\sin^2A}{\cos^2A}=\tan^2A\cdot\sin^2Atan2A−sin2A=cos2Asin2A−sin2A=sin2A⋅cos2A1−cos2A=cos2Asin2A⋅sin2A=tan2A⋅sin2A.