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If \( |t|<1 \), \( \sin x = \frac{2t}{1+t^2} \), \( \tan y = \frac{2t}{1-t^2} \), then \( \frac{dy}{dx} \) is
If \( |t|<1 \), \( \sin x = \frac{2t}{1+t^2} \), \( \tan y = \frac{2t}{1-t^2} \), then \( \frac{dy}{dx} \) is
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Recognize standard parametrizations of double angle identities immediately.
Updated On: May 8, 2026
- \( \frac{1}{x} \)
- \( \frac{1}{2} \)
- \( -\frac{1}{2} \)
- \( -\frac{1}{x} \)
- \( 1 \)
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The Correct Option is
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