If your forecasting work was done correctly, applying the valuation models is not a hard task. On the face of it, it might appear that you are doing a lot in this part, but most (not all) of the work is mechanical once the financial statement forecasts are in place. I am asking you to apply the residual income model of valuation (along with the other three models) even though you are not required to go over the relevant chapter from the textbook. I don't think you need to be assigned that chapter to know how to use this model. I have explained the mechanics of this model in my video lecture and they are very straightforward