Level:
Project ID:
2010004601
Source Problem:
Accepted:
0
Clonable:
1
Easy:
1
Evaluate \(\left (\cos \frac{\pi }{4} + \mathrm{i}\sin \frac{\pi }{4}\right )^{40}\) and find the algebraic form of the result.
\(1\)
\(-1\)
\( -\mathrm{i}\)
\( \mathrm{i} \)