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To answer this question you must use implicit differentiation due to there being both x and y terms. Consequently you must differentiate each term individually as you would usually (by multiplying by the ...

When dealing with a linear and quadratic simultaneous equation, it is best to use subsitution to approach it.I take the linear equation and put it in terms of one variable. In this case, to avoid fraction...

If the question is about something losing value, for example a cars value depreciates at a rate of 30% a year after 4 years how much will the car be worth? You are also given that at year 0 it was worth £...

The first thing to remember is that they're not trying to catch you – the MLAT is a test to assess your current level in a language, in order for it to be considered alongside all the other elements that ...

Differentiate the equation.Let the derivative equal to 0 and get x.Substitute the value of x into the original equation to get y.