These solutions may be updated – they will always correspond to the version of the slides above.
These are intended to be used to compare your answer with a model solution. In the class, please try to solve the problem yourself, and ask us for help, rather than looking at the model answer straight away.
Note that these examples may not download correctly in Internet Explorer. To download them using Mozilla Firefox or Chrome, right-click on the link, select "Save Link as ...." and choose where you want to put the file.