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sin^2(x) is not one of the functions whose antiderivative is commonly known to us. When we see trigonometric functions our best bet is usually to think of some trigonometric identity we know. In this case...

Students should demonstrate deep knowledge of the two or three works that they have chosen to compare. They should also respond to the question in a thoughtful manner, recognising the implications of the ...

Glucose is broken down to produce high intensity energy but in this process lactic acid is produced.

Electrons are bound to a nucleus in quantised energy levels. As they gain and lose energy they transition between this energy levels by emitting photons. Emitted photons have energies equal to the change ...

Firstly, it would be useful to look at some key definitions. An import tariff is a fee paid to bring goods from abroad into a country and be sold. Therefore, a rise in Chinese import tariffs raises the pr...