CIE A Level Maths: Pure 3复习笔记4.1.2 Product Rule

Product Rule

What is the product rule?

  • The product rule is a formula that allows you to differentiate a product of two functionsProduct Rule Eg, AS & A Level Maths revision notes

Exam Tip

  • The product rule formulae are in the formulae booklet – make sure you know how to find them.
  • Don't confuse the product of two functions with a composite function:
    • The product of two functions is two functions multiplied together
    • composite function is a function of a function

Product Rule Prod Comp Illustr, AS & A Level Maths revision notes

  • To differentiate composite functions you need to use the chain rule

Worked Example

Product Rule Example, A Level & AS Level Pure Maths Revision Notes

 

 

 

 

 

 

 

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