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This is very important because it is so easy to start writing and end up with a whole essay that is interesting and correct, but is still given a low mark because it has not answered the question that ...

When did it happen?

- Hyperinflation occurred in Germany in 1923 when the Weimar Republic was in power.

What is hyperinflation? Why did it happen?

- Hyperinfla...

Firstly, it's very important to have an excellent range of vocabulary and sophisticated grammatical structures within your given topic.Therefore I would advise including all of the basic tenses, present, ...

First we want to calculate the derivative of y. To do this we use the product rule:If we rewrite y as y = uv, then dy/dx = vdu/dx + udv/dx.Here, we have u = x and v = cos(x).That means du/dx = 1 ...

The cardiac cycle consists of two phases, diastole and systole.

Diastole is when the heart is relaxing, allowing blood to flow into the chambers from the vena cava on the right side and t...