Multiplying Complex Numbers

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Taught by mrbrianmclogan
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Part of video series
Meets NCTM Standards:
Lesson Summary:

In this lesson, you will learn how to multiply complex numbers using the box method. This technique is useful for those who struggle with the traditional FOIL method. The box method is an organized way of multiplying two binomials and ensures that all terms are accounted for. By finding the area of smaller boxes within the larger box, you can quickly and easily solve complex multiplication problems. This method simplifies the process and enables you to confidently solve complex multiplication problems.

Lesson Description:

Multiplying two complex numbers

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Questions answered by this video:
  • Simplify (5+4i)(7-i)
  • Simplify (2-i)²