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If you wanted to program a function into a computer, it knows how to calculate polynomials but not any function that you put into it. For example, it won't know what to calculate for sin(x), but it would ...

The key to getting top marks for your essay is ensuring that the structure is clear and consistent. For most essays, the structure would consist of a topic sentence/ point e.g. 'Shakespeare presents Iago ...

The heart plays important roles in supplying oxygen and removing toxic waste to/from our body. In basic concepts, the heart is made up of 4 chambers, two on the top and two at the bottom, the top are know...

In order to expand this expression, we use what is known as the FOIL method. This stands for First, Outside, Inside and Last. First, we multiply the first term in each bracket by each other. 2x multiplied...

In this case we need to complete the square as follows:6((x+2)^2-4)-1= 6(x+2)^2-24-1= 6(x+2)^2-25where a = 6, b = 2, c = -25