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When a stack is implemented using a 1-D array, adding a valid item can cause an execution error. Explain why an execution error can occur in this situation.

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 will...
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Answered by Thomas T. • Computing tutor
2680 Views

Below is a question from the Edexcel Maths Core 1 textbook, Solve the equation x^2 + 8x + 10 = 0 using completing the square.

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 solve for x....
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Answered by Lily Z. • Maths tutor
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How should I write a conclusion to a history essay?

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 reinforcing...
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Answered by Ayla H. • History tutor
71703 Views

There are marks available in my exam for the fluency of writing style and argument. How can I improve the style of my writing?

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 int...
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Answered by Samuel H. • English tutor
2780 Views

What affects the rate of reaction?

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 the...
SM
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