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Find the Given Power $\left( \cos 30 ^ { \circ } + i \sin 30 ^ { \circ }) \right.$

Question 39

Multiple Choice

Find the given power. Write answer in rectangular form.
- $\left( \cos 30 ^ { \circ } + i \sin 30 ^ { \circ }) \right.$ $^{18}$

A) $- 1$
B) $\mathrm { i }$
C) $- \mathrm { i }$

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