" 17.If "x=a(cos t+t sin t)" and "y=a(sin t-t cos t)," find "(d^(2)y)/(dx^(2))

If x=a(cos t+t sin t) and y=a(sin t-t cos t), then find (d^(2)y)/(dx^(2))

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

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

If x=a(cos2t+2t sin2t) and y=a(sin2t-2t cos2t), then find (d^(2)y)/(dx^(2))

If x=a(cos t+t sin t) and y=a(sin t - t cos t), then (d^2y)/dx^2

If x = a (cos t + t sin t) y = a (sin t - t cos t) find (d^2y)/(dx^2) .

If x=a(cos t+t sin t) and y=a(sin t-t cos t)," find "(dy)/(dx) " at " t=(3pi)/(4)

x = a (cos t + sin t), y = a (sin t-cos t)

If x=a (cos t + t sin t) and y = a (sin t - t cos t ) , find (d^2x)/(dt^2),(d^2y)/(dt^2) and (d^2y)/(dx^2) . Also mention the domain of validity.

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