IGCSE Maths / Calculus

Finding stationary points revision notes

Edexcel International GCSE Maths (4MA1), chapter 28: Calculus, specification point 3.4c. Part of the full course.

Watch the video lesson · IGCSE Maths past papers

A stationary point is where a curve has zero gradient and is momentarily flat. Find one by differentiating, setting dy/dx = 0, solving, then substituting each x-value into the original equation to get the coordinates.

More lessons in Calculus

• Variable rate of change
• Gradient of a curve by drawing a tangent
• Differentiating powers of x
• Gradient at a point by differentiation
• Differentiating after expanding
• Maxima and minima
• Optimisation problems
• Kinematics: displacement, velocity and acceleration