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How do you integrate the function cos^2(x)

At first, you might think that it is possible to perform this integral simply by inspection, using the 'backwards chain rule'. This method would consist of adding one to the power, to get cos3(...

ER
Answered by Edward R. Maths tutor
8512 Views

How are blood glucose levels controlled in the body?

When there is an excess of glucose in the blood (as there would be after eating a meal), the increase in blood glucose concentration is detected by the beta cells of the islets...

ET
Answered by Elizabeth T. Biology tutor
15628 Views

How do I approach comparing unseen text during an exam?

It can be daunting having no prior knowledge of the extracts you are about to compare but here are some simple tips as so how to approach this stressful situation during your exam:
1 – Read t...

TG
20650 Views

What is the natural logarithm?

The standard rule for integration is: integrate kx^n dx = kx^(n+1)/(n+1). However, if we try and integrate 1/x in this manner we get, x^0/0, i.e. 1/0, which is infinity. However, if we look at a graph of ...

EH
Answered by Eden H. Maths tutor
5099 Views

How do I incorporate other critics ideas into my A Level essay?

When writing an English literature essay, your interpretation and analysis is the most important part. However, using other critics work helps you to develop your own argument, by showing you have conside...

RP
10281 Views

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