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We want to make y the subject of the equation and so we need to write it in the form y=f(x) where f(x) is a function in terms of x.When rearranging equations with fractions for a certain subject, factorising...

Towards the later half of the Cold War, Cuba played an increasingly larger role in the development of international tensions. It not only served as the backdrop for various events, such as the Cuban revoluti...

During the period between 1945 and 1961, Germany played an incredibly significant part in the Cold War, and it can be argued that it served as the cause of East-West disagreements between 1945 and 1961. Howe...

It can be tricky to understand when to use each of these relative pronouns. But if we break it down it is actually quite simple! Qui is used as the subject of the clause, (ie. the person/thing doing the verb...

Each row on the periodic table represents a new energy level/electron shell. So as you go down the group there are more energy levels, increasing the atomic radius. The first electron to react will be on the...