In this lesson on Complex Numbers, the focus is on simplifying powers of i. The video teaches how to find and simplify powers of i using laws of exponents and examples to demonstrate the process. The key takeaway is that the remainder of the exponent when divided by four is what really matters for the answer, making it easier to calculate powers of i.
Several examples are provided, showing how to simplify powers of i.
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com