_of course you can use for example a=RadomElement{ } to take anything you want (text, functions etc)[br]_at first set p=q=0[br]_don't forget to define the correct answer (number n and the script of button2)[br]_for an example about operations with integers see this: [url]http://www.geogebratube.org/material/show/id/50456[/url]