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Strictly speaking, the derivative is the rate of change of a function, process or pattern. So far, to calculate the gradient of a given function we always computed the change in the y coordinates divided by ...

You don't need to, but it will most likely help. Try to remember that the question will ask you to write 'accurately' and 'interestingly', therefore you must avoid getting carried away by trying to add in ex...

To compose in Rondo form, you have to compose at least three different sections of music. Let's label them A, B and C. Now, you must pick a section/episode of music to revisit throughout the piece. Like a re...

Bach - being active during the Baroque period - used lots of different systems and methods for composing, depending on what type of piece he was writing. However, when it comes to his Prelude in C Major, he ...

Nickel is a metal and therefore it contains positive ions, called protons, which are surrounded by a sea of delocalised electrons, which are negative ions. There is a strong force of attraction between these...