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all solutions to x^3=1
Автор: blackpenredpen
Загружено: 2018-02-03
Просмотров: 708832
Описание:
We will find all the cube roots of 1, namely all the cube roots of unity. The first method is to solve the cubic equation x^3=1 by factoring and the quadratic formula. The second method is to use imaginary numbers and rotation.
0:00 the algebra way
3:31 the complex way
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