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Interview sturctures differ widely, but most of them consist broadly of three elements: 

1. A question to break the ice, for example why you choose to study the subject. However, some interv...

x² + 5x = 5 Make equal to 0. x² +5x - 5 = 0 Recognise that you need to use the quadratic equation. (-b ± sqrt(b²-4ac))/2 sub in. (-5 ± sqrt(5²-41-5))/2...

First of all, it will depend on the style of source, since every source has slightly different content, context, and intended meaning. Let's take for example last year's HAT paper, which was a constitutio...

Two's complement is one way negative numbers can be represented in Binary. In Decimal notation, we use a + or - sign to indicate whether it is a postive or negative number respectivly. Two's complement is...

As with AVOIR, the passé composé requires an auxillary and a past participle. However, with 'etre' verbs, aside from the obvious change in auxillary, there are irregularities in the passé composé, and we ...