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Always make sure you have read around your subject and are up to date with any recent media reports of scientific research linking to your area of study. However, the most important thing is to have practise...

To differentiate a simple expression such as x^3 + 2x you simply multiply the power of the x by the multiple in front of the x value and then take away one from the power. For example the expression would be...

Consumer Surplus is the difference between the price that consumers are willing to pay, and the price that they actually pay. Similarly, Producer Surplus is the difference between the price for which produce...

These two brackets multiply out to form what is called a quadratic. We expand these two brackets using the "FOIL" method - this stands for First, Outside, Inside and Last. Therefore, the first two ...

Inhibitors INHIBIT the ACTIVITY OF ENZYMES. This means fewer enzymes are able to break up substrate, and so whatever reaction is taking place, slows down. Inhibitors can be found for example, in poison or in...