Find the first derivative of the function determined by the parametric equation {x = T-1 / T + 1, y = T & # / 1 + T} The answer I made is T & # + 2T / 2. I did this n times, but it's not the same as the answer,

Find the first derivative of the function determined by the parametric equation {x = T-1 / T + 1, y = T & # / 1 + T} The answer I made is T & # + 2T / 2. I did this n times, but it's not the same as the answer,

Your answer is correct