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[Recall: the numerator of a fraction is the top number; the denominator refers to the bottom number. A surd is an irrational number, e.g. √3, √5, etc.]Given the following fraction:...

At any level, the conclusion to an English essay should not be merely a bland summary of the content already explored. It may be a good idea to summarise the main points that have led ...

Although this might look like a smart trick at the beginning, the truth is that as a physicist this kind of approximations turn out to be useful very often. This is quite likely to come up in the PAT a...

Left wing:

- believes the role of the state is to intervene in social and economic policy

-believes in the nationalisation of industries

-believes people need ...

Ionic bond- this is an electrostatic force of attraction between two oppositely charged ions, i.e. a positively charged ion and a negatively charged ion. 

Covalen...