rates of change
What rates of change means in Mathematics A-Level, as defined for WJEC.
Definitions of rates of change
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Reference: WJEC
Instantaneous rates of change given by derivatives dy/dt, such as litres per minute or metres per second squared, articulated with their contextual meaning.
A rate of increase of quantity y with respect to time t is written as dy/dt > 0, while a rate of decrease is −dy/dt.
Topics that use rates of change
- Differentiation (A2 Unit 4: Applied Mathematics B) (WJEC A-Level)
- Overarching themes - Mathematical modelling (WJEC A-Level)
Related terms
- Mathematical modelling
- Acceleration
- carrying capacity
- constant acceleration
- contextual interpretation
- differential equation formulation
- differential formulations
- Displacement
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