Search over 10,000 free study notes

If you imaging the equation as ax^2 +bx +cYou multiply the numbers of a and c together. This number then becomes the product of two numbers that either add or subtract to make the number for b.So 12 x 6 i...

Factorising a quadratic basing means 'putting it into 2 brackets'. The standard format for a quadratic equation is:ax^2 + bx + c = 0. You'll usually find that this becomes a lot easier when a=1. As well a...

World War I was caused by both long and short term factors, primarily the assassination of Archduke Franz Ferdinand at the height of Austria-Hungarian and Serbian friction, which acted as a trigger for th...

Atoms and elements are made of protons, neutrons and electrons. The nucleus is made of protons and neutrons, and the electrons surround the nucleus, as shown in the illustration below. The sum of the numb...

Your neighbour is someone we could reasonably expect to be affected by our acts or omissions