If \( x=\cos t+\log \tan \frac{t}{2}, y=\sin t \) then find the values of \( \frac{d^{2} y}{d t^... VIDEO
If \( x=\cos t+\log \tan \frac{t}{2}, y=\sin t \) then find the values of \( \frac{d^{2} y}{d t^{2}} \) and \( \frac{d^{2} y}{d x^{2}} \) at \( t=\frac{\pi}{4} \)https://bit.ly/YTAI_PWAP https://www.pw.live
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