Mathematics A-Level
The special constant e
What The special constant e means in Mathematics A-Level, as defined for Pearson Edexcel.
Definition of The special constant e
Check what you remember
Read the wording for your board, then hide it and explain The special constant e in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
A base of approximately 2.718, defined so that the curve y = e^x has gradient equal to its own value at every point.
Topics that use The special constant e
- Exponentials and logarithms (Pearson Edexcel A-Level)
Related terms
- Continuous change
- Differentiation of exponential functions
- Exponential function
- Exponential modelling
- gradient
- inverse functions
- laws of logarithms
- Line of best fit
Using The special constant e in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Mathematics questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Mathematics A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge