How to Graph a Function in Excel. A mathematical function is a formula that takes an input, x, applies a set of calculations to it, and produces an output called y. By calculating a function at a ...

ROLLERCOASTER RIDE: Desmos is up to more math goodness with the recent addition of Function Carnival, developed in collaboration with Dan Meyer and Christopher Danielson.Function Carnival helps ...

National 5; Working with the graphs of trigonometric functions Phase angle. Trigonometric graphs can be sketched when you know the amplitude, period, phase and maximum and minimum turning points.