C-09-Q096: $\dfrac{1}{1 + \tan^2 A} + \dfrac{1}{1 + \cot^2 A} = ?$

C-09-Q096: $\dfrac{1}{1 + \tan^2 A} + \dfrac{1}{1 + \cot^2 A} = ?$ | প্রশ্ন করি

2

A

\tan^2 A

11+tan⁡2A+11+cot⁡2A=?\dfrac{1}{1 + \tan^2 A} + \dfrac{1}{1 + \cot^2 A} = ?1+tan2A1​+1+cot2A1​=?