Mathematics A-Level
invariant points
What invariant points means in Mathematics A-Level, as defined for WJEC.
Definition of invariant points
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Reference: WJEC
Points that stay fixed under a transformation, such as points lying on the x-axis when the graph is stretched vertically by scale factor a.
Topics that use invariant points
- Algebra and Functions (AS Unit 1: Pure Mathematics A) (WJEC A-Level)
Related terms
- algebraic division
- Asymptotes
- boundary curves
- Completing the square
- conjunction
- critical values
- curve sketching
- dashed and solid lines
Using invariant points in the exam
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