Complex Numbers

Popular Tutorials in Complex Numbers

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  How Do You Add Complex Numbers?

  If you want to add complex numbers together, first regroup them so that like terms are next to one another. Then, add the like terms together, and you have your answer! To see an example, check out this tutorial.

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  What is the Imaginary Unit i?

  Every tried to take the square root of a negative number? You'll need the imaginary unit 'i' to write the answer. This tutorial introduces you to this useful imaginary unit.