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Ser and Estar are a common problem for beginners and more advanced learners alike. They both mean "to be", but are used for different things. Ser is used to... ...desc...

Liberalism is the 'essentially contested concept' or ideal which dominates western political discourse, both explicitly and inexplicitly (Gallie). Political theorists often make the distinction between 'c...

'Coronary' refers to heart, and coronary arteries supply heart muscle cells with blood. Firstly consider why we need to transport blood around the body? Blood carries many essential nutrients and componen...

This question may come up during medical interviews to assess how broadly and widely you have been reading beyond your curriculum at A-level. When applying to medical school, it is important to be aware o...

First it is necessary to notice that 4x^2-9 can be written as (2x-3)(2x+3). To solve this question, you first have to write all the fractions in terms of their lowest common denominator. In this case that...