When you have trouble factoring trigonometric functions it is helpful to think about factoring quadratics. About Me: I make short, to-the-point online math tutorials. I struggled with math growing up ...

For novices, functions are one of the most intimidating features of OpenOffice.org's Calc. Newcomers quickly learn that functions are a main feature of spreadsheets, but there are almost four hundred, ...

Trigonometric graphs can be sketched when you know the amplitude, period, phase and maximum and minimum turning points. Learn about graphs of trigonometric functions in this National 5 Maths guide.