Search over 10,000 free study notes

To rationalise a fraction we have to eliminate the surds in the denominator. We know we can multiply the top and the bottom of a fraction by the same thing, as this is equivalent to multiplying by 1. Noti...

The 'future in the past' is a grammatical concept in Italian that doesn't exist in English. We use it to talk about things that, in the past, we thought might happen in the future. Sounds confusing? An ex...

First of all you calculate dy/dx. To do this you look at each x individually. For the first x you multiply it by it's power and then minus 1 from the power to get 3x^2. Then multiply the next x by the pow...

Before the exam:At A-level, you are told that you will have to translate an unseen passage from a specified text. Read as much of the text as you can, to get a feel for the author ...

Fiscal policy is the use of government spending and taxation to control the levels of aggregate demand and aggregate supply in an economy.When an economy is recovering from a recession, the real rate of G...