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Help ? What’s the answer ?
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Help ? What’s the answer ?

Help ? What’s the answer ?-example-1
User Spyridon
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1 Answer

3 votes

Answer:

D. - i

Explanation:

i = √( - 1)

i³ = √( - 1)*√( - 1)*√( - 1) = √(-1)² *√(-1) = - 1*i = - i

User ToddBFisher
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