CPM Homework Help : PC Problem 11-86

Use DeMoivre’s theorem to find the value of (cos() + i sin())⁶. Homework Help ✎

Hint:

Using the theorem, r = 1, n = 6, and θ = π/12.

Step:

$z^6=1^6\left( \cos\frac{6\pi}{12}+i\sin\frac{6\pi}{12} \right)$