Mathematics A-Level
Proportional relationship
What Proportional relationship means in Mathematics A-Level, as defined for Pearson Edexcel.
Definition of Proportional relationship
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Reference: Pearson Edexcel
A relationship giving a straight-line graph through the origin, written as y = kx.
Topics that use Proportional relationship
- Algebra and functions (Pearson Edexcel A-Level)
Related terms
- Algebraic division by linear expressions
- Amplitude
- Asymptote
- Comparing coefficients
- Completing the square
- Composite function
- Conjugate
- Discriminant
Using Proportional relationship in the exam
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