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The derivative of a function describes the gradient, also known as the slope. In the simplest terms, the slope defines the change in y divided by the change in x. So if there is a large increase in y for ...

It is used when:-Talking about something that used to happen, i.e. was ongoing for a period of time-The weather in the past-Physical description of something in the past-Talking about something that was h...

dy/dx = 2x -2 -12x^(-1/2)

An answer at an appropriate level, but top band: There were a variety of reasons why relations between nations improved in the period 1924-1928. The League of Nations had been formed during the Versailles...

Le Chatelier's principle states that the position of equilibrium will shift to oppose the change of conditions to a system. For example, if the temperature is increased the position of equilibrium will sh...