Mathematics A-Level
boundary curves
What boundary curves means in Mathematics A-Level, as defined for WJEC.
Definition of boundary curves
Check what you remember
Read the wording for your board, then hide it and explain boundary curves in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: WJEC
Lines or curves that partition the plane into regions above or below them for two-variable linear and quadratic inequalities.
Topics that use boundary curves
- Algebra and Functions (AS Unit 1: Pure Mathematics A) (WJEC A-Level)
Related terms
- algebraic division
- Asymptotes
- Completing the square
- conjunction
- critical values
- curve sketching
- dashed and solid lines
- direct proportion
Using boundary curves in the exam
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