all solutions to x^3=1
blackpenredpen
0:00 / 0:00
all solutions to x^3=1
714 117 просмотров · 8 л. назад
blackpenredpen
1,44 млн подписчиков
714 117 просмотров · 8 л. назад
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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