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What is the chain rule and how does it work?

The chain rule is used when you're trying to differentiate a complicated function, and it allows you to split up the function into easier ones. The trick is spotting where to split the function, and what par...
EK
Answered by Ethan K. • Maths tutor
8263 Views

What are the basic components of the immune system

The immune system is made up of the Innate (or non-specific) immune responce and the acquired (or specific) immune responce. Imagine you live in your castle and it is your job to protect it. First you'll hav...
DF
7094 Views

How to transform graphs of functions?

So you've encountered something like: g(x) = | 4 f( |x + 1| - 3 ) + 5 | What a mess! And you are only given the graph of f(x). How do we go about sketching g(x)? As in any problem in mathematics, let's break...
AG
Answered by Adrian G. • Maths tutor
5566 Views

What is division of labour within a cell?

'Division of labour' is a term that describes the specialised functions of cell organelles which come together to ensure the cell is capable of surviving as well as performing it's role in the body. For exam...
BP
Answered by Ben P. • Biology tutor
106474 Views

What qualifications and experience do you have at this level?

I have A* in Maths and Further Maths at A-level, and have tutored students in A-level maths for a year.
TW
Answered by Thomas W. • Maths tutor
5889 Views