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The Bill of Rights is the name given to the first 10 amendments to the constitution, proposed together by Congress in 1789 and first ratified by 3/4s of the states in 1791. The amendments were made to ...

First of all we need to rearrange the equations in a way which allows us to get rid of either the x or y variable.

To do this we need to have either the same number of x's or same number ...

If you’re first thought on reading this is panic. Don’t worry there are a clues to guide you to the answer. As with almost every problem the first step is to read the question carefully ...

A good approach to solve this is to use the chain rule of differentiation. The chain rule states: dy/dx= (dy/du)*(du/dx).

In this case let u = 1+3x, so y = u^2.

Then dy/du =...

Everyone learns in different ways, but some of the most common ways of learning new vocabulary are explained below. Try the techniques to work out which way works best for you, and you can adapt it as ...