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The key thing to remember here is that an array is a fixed size data structure so any attempt to exceed this size will cause an error during execution e.g. trying to add an item to an already full stack w...

Before we get to solving the equation, let’s first review the method completing the square.

Completing the square is simply to convert an equation into the form of (x±a )^2, so it is possible to so...

A conclusion should be a summary of everything you have said previously in your essay. Have a sentence stating your answer to the question, then a sentence summarising each of your points, before reinforc...

This might seem like something that you either have or don’t have. That really isn’t the case at all! There are a few things that you can do to make your writing more fluent and professional. Try getting ...

Let’s start be thinking what exactly is a reaction. It takes place as an interaction between two or more particles. For that to happen, they must get close. Really close. And fast. Fast because otherwise ...