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How should I answer a 10 Mark history essay question during an exam?

From my experience, when answering a ten mark question, especially during the exam, a key factor is do not overwrite, but put emphasis on quality over quantity during your answer. Most importantly stick to t...
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Answered by Peter F. • History tutor
49113 Views

Write the number 0.000000001 in standard form.

1 x 10^-9
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Answered by Abigail H. • Maths tutor
18161 Views

How are plant and animal cells different?

It's easy think about how they are different if you think about their different functions and environments. Let's think about the difference between the walls. Animal cells have a thin cell membrane whereas ...
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Answered by Anna H. • Biology tutor
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What are the main components of animal cells and plant cells?

Animal cells have a cell membrane, which surrounds the outside of the cell to maintain its shape and to keep the cell components inside. They also have a nucleus, which contains all of the genetic material o...
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Answered by Alina A. • Biology tutor
4973 Views

solve 2cos^2(x) - cos(x) = 0 on the interval 0<=x < 180

we start y factoring and solving for each equation: cos(x) (2cos(x) - 1) = 0 this means: cos(x) = 0 and cos(x) = 1/2 from the first equation we get: x = 90 and from the second equation using the known trigon...
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Answered by Dimitris S. • Maths tutor
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