The Orange Box

You may have heard about the orange boxes which is found throughout the guides, containing useful tips, notes and words of caution.

We would like to include as many orange boxes as possible, but a book cannot be too thick! Therefore, we had to make careful decisions. The orange boxes which did not get the chance to appear in the guides are featured on this website. Here are the orange boxes which have been featured on the front page so far:

Caution: If you final answer has to be corrected to three significant figures, you will have to work with at least four in your working.

Caution: If you have made a mistake involving a sign, such as plus instead of minus, remember to check the subsequent steps in your working. If possible, rewrite your solution from scratch again.

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