Student input in terms of a function

Questions
1

I would like my students to input their answers in terms of a function or its derivative evaluated at a value, f(0) or 2f’(0). Is there a way to evaluate these expressions using a function defined in the graph.

Here is link to my activity

https://teacher.desmos.com/activitybuilder/custom/6069f7e7de5f2d78f2664402

2

Which screen(s) specifically are you looking for help with? I don’t remember the details of Taylor expansions