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Simplify. i3 A) 1 B) -1 C) i D) -i E) -3i
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Simplify. i3 A) 1 B) -1 C) i D) -i E) -3i

User Zanegray
by
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1 Answer

5 votes

Answer:


\huge\boxed{D)\ -i}

Explanation:

We know:


i=√(-1)\to i^2=-1

therefore


i^3=i\cdot i\cdot i=i^2\cdot i=-1\cdot i=-i

User Jefflarkin
by
6.0k points
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