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How do you add indices?

When working with indices it is important to give examples. When the question is a times, you add the indices, and when it is a divide, you take the indices away. For example: 3(2) X 8(3) = 24(5) You times 3...
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Answered by Alexandra C. • Maths tutor
11712 Views

When should I use a book quotation in my writing?

It is important to use quotations in your essays as evidence for a point you are making. Use 'PQO' to remember the important steps you must adhere to when writing an essay. Point - make your point in your ow...
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7673 Views

How does proof by mathematical induction work?

Mathematical induction is a way of proving statements in maths. The principle is quite similar to dominoes (not pizza, the game) - if you push the first one, the second one will be pushed over, pushing the t...
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How do I use numerical methods to find the root of the equation F(x) = 0?

Generally you will be asked to find the root of an equation of the form F(x) = 0. In my answer below I will only touch on graphical methods, but will go into deeper detail on showing that a root lays in a gi...
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Answered by Mathew V. • Maths tutor
18658 Views

Why is diffusion important in plants and animals? Give examples

The process of diffusion is extremely important for the uptake of substances into cells. These substances can be very important for a whole range of cellular processes. Its also useful in reomoving waste pro...
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Answered by Benito W. • Biology tutor
71693 Views