stationary points
What stationary points means in Mathematics A-Level, as defined for WJEC.
Definition of stationary points
Check what you remember
Read the wording for your board, then hide it and explain stationary points in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: WJEC
Points where dy/dx = 0; solving gives their x-coordinates and substituting into f(x) gives the corresponding y-values.
Topics that use stationary points
- Differentiation (AS Unit 1: Pure Mathematics A) (WJEC A-Level)
Related terms
- algebraic preparation
- Derivative
- derivative sign analysis
- differentiation from first principles
- linear operator
- Normal
- second derivative
- sketching gradient functions
Using stationary points in the exam
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