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.

Learn how to find the equation of a circle and use the discriminant to prove for tangency in intersections for Higher Maths.

👉 Learn how to write the inequality given a graph on a number line. To do this we will need to know the difference between open and closed points as well as what it means for a value to be less than ...