If `x=tan t,y=cos t`,`0

If x=a(sin t-t cos t),y=a sin t then find the value of (d^(2)y)/(dx^(2))

If x=a sin t-b cos t,quad y=a cos t+b sin t prove that (d^(2)y)/(dx^(2))=-(x^(2)+y^(2))/(y^(3))

If y=a sin t, x=a cos t then find (dy)/(dx) .

If x=ae^(t)(sin t+cos t) and y=ae^(t)(sin t-cos t),quad prove that (dy)/(dx)=(x+y)/(x-y)

If x=a sin t and y=a(cos t+(log tan t)/(2)) find (d^(2)y)/(dx^(2))

If x=a sin t and y=a(cos t+log tan(t)/(2)) find (d^(2)y)/(dx^(2))

If x=cos t+(log tan t)/(2),y=sin t, then find the value of (d^(2)y)/(dt^(2)) and (d^(2)y)/(dx^(2)) at t=(pi)/(4)

If x=tan^(-1)t, and y=t^(3), find (dy)/(dx)

If x=sin t-t cos t and y = t sin t +cos t, then what is (dy)/(dx) at point t=(pi)/(2)?

If x=cos t+(log tan t)/(2),y=sin t, then find the value of (d^(2)y)/(dt^(2)) and (d^(2)y)/(dx^(2))a=(pi)/(4)