2000002107 | math4u.vsb.cz

SubArea:

Powers and roots of complex numbers

Level:

Project ID:

2000002107

Accepted:

0

Clonable:

0

Easy:

1

Find the algebraic form of

(\cos 45^{\circ} + i \sin 45^{\circ})^{9}

.

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

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

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

i + 1