This Cos Rhyme Rules!!!

I had a few minutes spare this morning and was inspired by a fellow tutors request for a Cos-rule song. So I had a play around and this is what I came up with. A little rhyme to try and help students recall the cos rule involving sides of a …

The Trigonometric Roundabout

How to differentiate and integrate cos(x) and sin(x). I have recently found that several students struggle to deal with the differentiation and integration of the cos(x) and sin(x) functions. This usually occurs once the integral form of these functions is introduced, and students tend to get muddled as to where …