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History is a content heavy course, with so many dates and names and places to remember. It is useful to have a method which works for you! Once you have all your notes prepared, here are some ways to memo...

Firstly, it is essential to know the difference between the three. The common problem is differentiating form and strucutre. The best way to think about this is that structure is much more simple...

Students are often troubled with combinatorics questions. TMost of them have never been given a proper explanation for the formulas for combination, variation, and permutation.

In the giv...

In order to simplify the problem, I will solve it without using fractions.

First,  we should find the least common multiple(LCM) of the days needed for Jack and Richard to paint a house. ...

This is an A* level GCSE Maths question. 'Solve' means we need to find what value x represents, but in the question this x appears on the denominator (bottom half) of the fractions which we can't use. ...