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.

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

With ‌iOS 26‌ and ‌iPadOS 26‌, when you write an equation with three variables, Math Notes is able to create a graph with three dimensions. So, for example, if you write an equation like z ...