Top answers

What do tutors look for during an oxbridge interview?

Interview sturctures differ widely, but most of them consist broadly of three elements: A question to break the ice, for example why you choose to study the subject. However, some interviewers may skip this ...
ES
1900 Views

Find x for: x^2 + 5x = 5

x 2 + 5x = 5 Make equal to 0. x 2 +5x - 5 = 0 Recognise that you need to use the quadratic equation. (-b ± sqrt(b 2 -4ac))/2 sub in. (-5 ± sqrt(5 2 -4 1 -5))/2 (-5 ± sqrt(45))/2 x = (-5 + 6.7)/2, x = (-5 - 6...
LC
Answered by Lewis C. • Maths tutor
4260 Views

How do you structure an answer to the source question on a HAT paper?

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 constitutional...
LA
Answered by Leonardo A. • HAT tutor
5148 Views

What is two's complement, and how do I calculate it?

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 a ...
TH
Answered by Tim H. • Computing tutor
11778 Views

How are 'etre' verbs conjugated differently in the passé composé?

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 mus...
JT
Answered by Jasmine T. • French tutor
3495 Views