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What is 'Chain Rule' and why is it useful?

The chain rule is most commonly seen in Leibniz's notatio...

TK
Answered by Tully K. Maths tutor
5848 Views

How do I find the maximum/minimum of a function?

The maximum/minimum of a function are the points where the first derivative (the gradient) of the function is zero.

So with a function of the form y=f(x), you must take the derivative (dy/dx) ...

EL
Answered by Ellie L. Maths tutor
40712 Views

What is the difference between a covalent and ionic bond?

Covalent bonds are formed between two non-metals, while ionic bonds are formed between a metal and a non-metal. Both types of bonds involve forming complete outer electron shells.
Covalent bo...

FL
Answered by Flora L. Chemistry tutor
52840 Views

PEE or PEEL: which paragraph structure should I use?

PEE stands for Point, Explanation, Example

PEEL is the same as above but with an added 'L' for Link

...

EL
Answered by Emma L. History tutor
21349 Views

How do I know if a noun is masculine or feminine?

A crash course in noun gender...

 

Spanish is very kind in th...

FT
Answered by Floss T. Spanish tutor
65754 Views

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