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What is an Inverse function?

An inverse function is a function that "reverses" another function. That is, if f is a function mapping x to y, then the inverse function of...

MF
Answered by Ming Fung Y. Maths tutor
5043 Views

How does filtration through the kidney work?

There are 3 key stages in filtration through the Kidney:

  1. Firstly, blood is pushed through a tubular structure called the glomerulus - imagine a bowl of noodle...
AP
Answered by Alastair P. Biology tutor
3622 Views

What is crude oil and how is petrol derived from it?

Crude oil is a mixture of hydrocarbons. The crude oil is evaporatedand its vapours condense at different temperatures in the fractionating column. 

As you go up the fractionating column, ...

TP
Answered by Tahir P. Science tutor
3764 Views

Why did Kennedy and Johnson escalate the conflict in Vietnam?

There are 4 really good factors to talk about when thinking about why Johnson chose to escalate the conflict in Vietnam. 

1. The most important factor is containing <...

AC
Answered by Alexander C. History tutor
6764 Views

How do I create a great introduction to an English Literature essay?

Introductions are your essay 'in a nutshell'. You want to briefly answer the question without going into too much detail. You should set up the structrue of your essay in the introduction, mention your...

AC
5143 Views

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