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Firstly let's take a right angle triangle. Label its sides a,b, c for the hypotenuse. Then arrange 4 of these triangles into a large square, with a smaller square contained within it. The area of the smal...

Che io vada, che tu vada, che egli vada, che noi andiamo, che voi andiate, che essi vadano.

Fairtrade goods ensure farmers receive a guaranteed price for their produce, this means that they have an increased income that is then spent in the local area, thus creating an economic multiplier. Moreo...

The key to answering this question is understanding that interest rates determine the cost of borrowing. If you borrow £1000 to buy a car at 10% annualised interest rate, your cost of borrowing would be l...

Integrating this expression is a simple trick. We use integration by parts. For this we need a function we can integrate and a function we can differentiate. We know how to differentiate ln(x) which is 1/...