Annotate documents and draw graph equations in OneNote Windows App using the Math Assistant feature & visualize difficult math concepts.

y = sin (x a) ∘ where a is called the phase angle. This is when the graph of the function has been shifted to the left or right by a degrees.

Learn and revise trigonometric ratios of sine, cosine and tangent and calculate angles and lengths in right-angled triangles with GCSE Bitesize AQA Maths.

The Equation That Produces a Graph of Itself Tupper’s Self-Referential Formula describes itself, along with pretty much everything else.