y=tan-12x1-x2 হলে dydx= ?

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

$y = t a n^{- 1} \frac{2 x}{1 - x^{2}}$ হলে $\frac{d y}{d x} = ?$

$\frac{2}{1 - x^{2}}$

$\frac{2}{1 + x^{2}}$

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