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What is the quadratic formula and how do I use it?

The quadratic formula is a way of solving quadratic equations of the form: ax 2 +bx+c=0. By plugging in the values a,b and c into it, the solutions for x can be obtained:x = [-b +/- sqrt(b 2 -4ac)]/2a For ex...
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Answered by Patrick M. • Maths tutor
5251 Views

How should I structure an essay with the question beginning "How far do you agree..."?

A question beginning with "How far do you agree..." is a blessing in disguise, because it allows you to explore the agreement and the disagreement with the matter in hand. After your introduction, ...
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When should I use the imperfect/perfect tense?

The perfect tense should be used when an action has been completed. For example, if you have done your shopping you would say: "j'ai fait du shopping". The imperfect tense should be used when an ac...
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Answered by Elizabeth W. • French tutor
4098 Views

What is a biased source?

If a source has a bias, it means that the author of it had a personal interest in the subject they were writing about. We will take the Bayeux tapestry as an example. In 1066 there was a battle for the crown...
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Answered by Elizabeth W. • History tutor
18788 Views

How do I write a good conclusion?

To write a conclusion, you simply need to answer the main question of the essay, or, if it is a discussion topic, explain what you have discovered in your essay. You should not add a new point to your argume...
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