Teaching HSSC TGT 2023 Mock Test (Latest Pattern) Mathematics Differential Calculus Evaluation of derivatives
यदि y = log\(\rm \left(\frac{1−x^2}{1+x^2}\right)\) है, तो \(\rm \frac{dy}{dx}\) बराबर है:
1
\(\rm \frac{4 x^3}{1−x^4}\)
2
\(\rm \frac{−4 x}{1−x^4}\)
3
\(\rm \frac{1}{4−x^4}\)
4
\(\rm \frac{−4 x^3}{1−x^4}\)
5
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