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Before you start it is best to gather as much information as you can about the function. The most important things to find are any roots - as these will tell where the graph should cross the axis - and th...

F=ma, so a=F/m giving a=2.4m/s^2. When t=9s, v=at, so v=21.6m/s. Friction force is Ff = μF(normal), which is Ff = μmg, so Ff = 6670.8N (if g = 9.81m/s^2). Frictional force always acts against the directio...

In normal levels serotonin can have a calming, inhibitory effect on neural firings in the brain. However, in low levels the inhibitory effect of serotonin is removed. This results in individuals being les...

Augustus was the first emperor of Rome and was heavily concerned with securing his own legitimacy and creating a long-lasting legacy for himself. One of the ways in which he did this was by writing himsel...

It is extremely important in philosophy, more so than other subjects, to demonstrate your ability to think critically and analyse arguments. The examiner will be looking for your ability to think, rather ...