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Well, basically what you need to do is apply the dot product. It is an easy process.First of all you make An element-wise multiplication of each vector. Let’s say you’ve got vector a and ...

One of the most important musical feature of the Baroque era was the use of harpsichord. Indeed, harpsichord is a keyboard instrument, which is very similar to a piano. Some of its important features are ...

Inversely proportional means proportional to one over, so the first bit tells us y = a/d^2, where a is number we don't know yet that connects y and d. To find it we need some example values of y and d, wh...

To factorise you need to identify 'factors', which are common features, between the different terms in an equation. In 3a^2 - 9a, the first term is 3a^2 and the second term is -9a. One common feature betw...

In his poem 'About His Person', Simon Armitage constructs the identity of the titular 'Person' through describing the objects that surround him. The 'giveaway photograph' in his wallet gives away, so to s...