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Expand and simplify (x + 5)(x – 1)

These two brackets multiply out to form what is called a quadratic. We expand these two brackets using the "FOIL" method - this stands for First, Outside, Inside and Last. Therefore, the first two ...
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Answered by Shrishti M. • Maths tutor
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Outline the behavioural explanation of phobias

The behavioural approach to phobias argues that maladaptive learning results in a conditioned fear of a stimulus. Classical conditioning refers to learning through association, thereby in the case of Little ...
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Answered by Molly B. • Psychology tutor
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White paint costs £2.80 per litre. Blue paint costs £3.50 per litre. White paint and blue paint are mixed in the ratio 3 : 2 Work out the cost of 18 litres of the mixture.

First it's importance to clarify what the question is asking: we're looking for the price of 18 litres of paint that is part white paint and part blue paint. One way to answer the question is to understand t...
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Answered by Babak S. • Maths tutor
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Outline the ethical considerations that need to be undertaken when completing research

P-Protection from harm, emotional and physical C-Confidentiality, all participants' information is kept anonymous and not shared with third parties W-Withdraw, all participants maintain the right to withdraw...
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Answered by Molly B. • Psychology tutor
2776 Views

How do erosional processes along the coastline work?

There are four different ways the coastline can be eroded: Firstly, HYDRAULIC ACTION is very simply the sheer power of the water eroding the cliff face and beach. Any weaknesses, such as cracks and crevices,...
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Answered by Lydia C. • Geography tutor
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