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Anettt [7]
3 years ago
11

What if i=radical -1, what is the value of i^3

Mathematics
1 answer:
aleksklad [387]3 years ago
6 0

\bf i^3\implies \sqrt{-1}\cdot \sqrt{-1}\cdot \sqrt{-1}\implies (\sqrt{-1})^2\sqrt{-1}\implies \sqrt{(-1)^2}\cdot \sqrt{-1} \\\\\\ -1\cdot i\implies \boxed{-i}

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