ari1641
ari1641 ari1641
  • 24-11-2020
  • Mathematics
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if i = √-1, then i^2 = ?

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meowmeow223334
meowmeow223334 meowmeow223334
  • 24-11-2020
i^2 = -1
Because if i is square root of -1, squared would take out the square root

Ik it’s a bit confusing with my wording
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cutliest
cutliest cutliest
  • 24-11-2020

The imaginary unit i is exactly defined as a number that gives -1 when squared.

So, by its very definition, you have the attachment I have attached as an answer.

Ver imagen cutliest
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