IB DP Maths: AA HL复习笔记5.8.1 First Principles Differentiation
First Principles Differentiation
What is differentiation from first principles?
- Differentiation from first principles uses the definition of the derivative of a function f(x)
- The definition is
How do I differentiate from first principles?
Exam Tip
- Most of the time you will not use first principles to find the derivative of a function (there are much quicker ways!)
However, you can be asked to demonstrate differentiation from first principles - To get full marks make sure you are are writing lim h -> 0 right up until the concluding sentence!
Worked Example
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