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Find the indefinite integral of cos^2 x

First, we need to write cos 2 x in a form that is easily integrable. We can use the double angle formula cos(2x) = 2cos 2 x - 1 to see that cos 2 x = 1/2cos(2x)+1/2. Now, we can integrate the terms seperatel...
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Answered by Ethan R. • Maths tutor
10779 Views

What is the difference between mitosis and meiosis?

Both are processes of cell division in which one cell splits. In mitosis two genetically identical daughter cells are produced. In mitosis the 46 chromosomes within a cell (human) are duplicated, then one co...
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Answered by Milan K. • Biology tutor
3486 Views

How is a particle moving in circular motion accelerating but not varying speed?

When a particle moves in circular motion, the resultant centripetal force acts radially towards the centre of the circle. Since there is a force there must be an acceleration on the particle due to Newtons 2...
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Answered by Max S. • Physics tutor
4832 Views

Do I need to remember researcher names and dates?

No. As long as you can outline the study and it’s findings, the examiner will know what you’re talking about. Of course you’re expected to know about Zimbardo and Milgram for example but that will come with ...
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Answered by Daniel T. • Psychology tutor
11515 Views

Discuss whether than price discrimination is always beneficial

In intro show own knowledge and definitions of key terms. Build up case for argument. Then focus on consumers (how some gain, some lose, overall lose as producers make more profit), how producers gain & ...
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Answered by Tobias M. • Economics tutor
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