C-09-Q167: $\dfrac{1 - \sin^2 45^\circ}{1 + \sin^2 45^\circ} + \tan^2 45^\circ = …

C-09-Q167: $\dfrac{1 - \sin^2 45^\circ}{1 + \sin^2 45^\circ} + \tan^2 45^\circ = … | প্রশ্ন করি

1−sin⁡245∘1+sin⁡245∘+tan⁡245∘=?\dfrac{1 - \sin^2 45^\circ}{1 + \sin^2 45^\circ} + \tan^2 45^\circ = ?1+sin245∘1−sin245∘​+tan245∘=?