y = tan-1 p+qx q-px হলে dydx= কোনটি? - Prothom Sir

$y = \tan^{- 1} \frac{p + q x}{q - p x}$ হলে $\frac{d y}{d x} =$ কোনটি?

Created: 7 months ago | Updated: 5 days ago

p + qx

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

p-qx

q- px

231

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