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-cos(2x)/(x²) - 2sin(2x)/(x)

International migration is the movement of people out of their country of origin and into host countries, either forced or voluntary. It may have an impact in promoting gender equality as it leads to the ...

For questions like these it's easier to first rewrite z as z=x+iy. 

Once we plug this back into the original equation we get x-iy-i = 2ix-2y+1

Rearranging both sides to group together the re...

If you have an excuse to use fancy grammar, use it! You must read through your work with a critical eye, or think critically before beginning a task, and work out how you can best formulate sentences to s...

Semantics refers to meaning, whereas pragmatics refers the deeper inferred meaning. For example, if I were to ask you a simple question such as, “Would you like a cup of coffee?”, the semantic meaning of ...