The table below shows you how to differentiate and integrate 18 of the most common functions. As you can see, integration reverses differentiation, returning the function to its original state, up to a constant C.

Find all the essential math formulas you need, all in one place. Whether you’re calculating the rate of interest or solving a quadratic equation, all you need to do is plug and chug.

Useful site that has extremely basic information and formulae for a large amount of high school topics. Aimed at tutors but it's a quick and easy resource to refer to

Aren’t infinite geometric series cool? If you just shouted “yes”, then you are potentially as geeky as I am. A “proof without words” from MathFail kicked off today’s discussion: I wasn’t quite sure w