# precalculus

express the roots of unity in standard form a+bi.
1.) cube roots of unity

2.) fourth roots of unity

3.) sixth roots of unity

4.) square roots of unity

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1. The following link will explain in detail the roots of unity.

If you have answers to be checked, feel free to post them.

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2. I don't see the link. I don't think this website allows you to put up links

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posted by YOSHI
3. Sorry, it was my omission.

http://en.wikipedia.org/wiki/Root_of_unity

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