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We need to convert the number 67,854 (XX,XXX) to the form XX,000. We need to round it to the nearest thousand. The digit for the thousand is 7, so we move on to the digit on its right, which is 8.Now, if ...

x³-x=x(x²-1)=x(x+1)(x-1)

This is a question you may be asked in an Oxbridge interview for a course with any mathematical aspect. They are expecting you to find an answer without a calculator, but more importantly than finding the...

Five of the most useful theories which are easily applied to exams questions are:

ROMAINE

 Romaine states that language changes as a result of internal infl...

The first way that representative democracy could be improved in the UK is through digital elections. The introduction of digital voting would make the process much easier for the electorate and citize...