If `x=a(t-sint), y=a(1-cost)`, then `(dy)/(dx)` is equal to

If x=a(t-sint), y=a(1-cost) then find (d^2y)/(dx^2) .

If x=a(t-sint), y=a(1-cost) then find (d^2y)/(dx^2) .

If x=10(t-sint) , y=12(1-cost) , find (dy)/(dx) .

If x=e^(t)sint, y=e^(t)cost then (dy)/(dx) at t=pi is

If y=a(1+cost)andx=a(t-sint) , then (dy)/(dx) is equal to: a) "tan"(t)/(2) b) -"tan"(t)/(2) c) -"cot"(t)/(2) d) none of these

If x =a (t+sint) and y=a (1-cost) then (d^(2)y)/(dx^(2))

If x=a(t-sint)andy=(1-cost), then find (d^(2)y)/(dx^(2)) .

If x=a(t-sint)andy=(1-cost), then find (d^(2)y)/(dx^(2)) .

If x=sint and y=cos2t , then (dy)/(dx) =