2010004602 | math4u.vsb.cz

SubArea:

Powers and roots of complex numbers

Level:

Project ID:

2010004602

Source Problem:

Accepted:

0

Clonable:

1

Easy:

0

Identify a complex number that is not equal to

{(\cos \frac{π}{3} + i \sin \frac{π}{3})}^{19}

.

\frac{1}{2} - \frac{\sqrt{3}}{2} i

\cos \frac{π}{3} + i \sin \frac{π}{3}

\frac{1}{2} + \frac{\sqrt{3}}{2} i

\cos (- \frac{5 π}{3}) + i \sin (- \frac{5 π}{3})