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The phrase "a and b are roots of 2x^2+6x+7" is just a way of saying that x=a and x=b solve the equation 2x^2+6x+7=0. Check out that by diving by 2 on both sides of this equation we get that that...

The key to analysing a primary source is remembering what it is; it's a source from which we want to get useful historical evidence. But, if it is a primary source, then we must remember that it is comple...

Firstly, make sure to never add a new point in the conclusion! A conclusion should be a neat summary of your argument, with a punchy line at the end if possible. Reference your introduction as you write y...

'Qui' is used when the noun phrase/pronoun heading the relative clause is the implied subject of the relative clause, whether inanimate or animate. e.g. quand on void quelqu'un qui se noie il faut essayer...

The 1929 Wall Street Crash caused huge economic problems for Germany. Hitler and his party capitalised on the social unrest generated by these economic problems to secure support. He was also a very motiv...