Search over 10,000 free study notes

When dealing with maxima and minima points, there are two ways to go, one of these is to first compute the first derivative of the function, check when this function is zero, and then study its sign; the ...

There are two phases of business cycles: first, when the economy is expanding faster than the trend rate of growth, and second, when the economy is expanding slower than the trend rate of growth.
Wh...

Plant cells are eukaryotic cells, which mean they organize their genetic material in a nucleus. Plant cells contain different types of organelles that carry out different functions, including mitochondria...

A devaluation is where a currency looses value compared to other currencies. For example the pound fell nearly 20% after the Brexit vote.Firstly, the devaluation will cause the price of imports to rise an...

The simplest way to describe a complex number is by its real and imaginary part, z=x+yi, this may be wrote as Re(z)=x and Im(z)=y. These complex numbers follow the same r...