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How to find y-intercept on a graphical calculator

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EH
6971 Views

How to get the most out of primary sources?

Primary sources are a key part of the historians work and will provide important points that will strengthen your argument. However primary sources are often d...

NW
Answered by Neil W. History tutor
3990 Views

How to gain an inverse function

Set f(x) = y. Then rearrange your equation to find x on it's own as some function of y. If you have a x term on both the top and bottom of a fraction then you will have to multiply the whole equation ...

WS
Answered by William S. Maths tutor
5428 Views

What is the difference between natural selection and evolution?

Evolution is a gradual change in the inherited traits of a population over many generations. 

Natural selection is a mechanism where the members of a population best suited to their environmen...

DA
Answered by Dara A. Biology tutor
82570 Views

What is a mole?

The concept of a mole can be difficult to get your head around.

We are used to giving some numbers names, for example 1 million instead of 1,000,000. And we can use a million as a unit, 3 mill...

DA
Answered by Dara A. Chemistry tutor
5052 Views

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