" If "x=a(cos t+t sin t),y=a(sin t-t cos t)" then "(dy)/(dx)

If x=a(cos t+t sin t) and y=a(sin t-t cos t)

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

If x= a(cos t + tsin t), y= a(sin t- t cos t) , then dy/dx .............. A) cot t B) -tan t C) sqrt (tan t) D) tan t

7. x=a(cos t+t sin t),y=a(sin t-t cos t) find dy/dx

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

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), 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 ( tcos t- sin t ) ,y =a ( tsin t +cos t ),then (dy)/(dx) =

If x=a ( tcos t- sin t ) ,y =a ( tsin t +cos t ),then (dy)/(dx) =