Mathematics A-Level
Proportionality and constants of proportionality
What Proportionality and constants of proportionality means in Mathematics A-Level, as defined for Pearson Edexcel.
Definition of Proportionality and constants of proportionality
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Reference: Pearson Edexcel
A rate relationship written with a constant of proportionality, such as dP/dt = kP, where k is stated to be a positive constant.
Topics that use Proportionality and constants of proportionality
- Differentiation (Pearson Edexcel A-Level)
Related terms
- Chain rule
- Composite function
- connected rates of change
- Derivative
- differentiation from first principles
- Implicit differentiation
- Increasing and decreasing functions and points of inflection
- Modelling real situations with derivatives
Using Proportionality and constants of proportionality in the exam
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