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bthemesandtricks Group Title

What is the square root of -4

  • 2 years ago
  • 2 years ago

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  1. RaphaelFilgueiras Group Title
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    2i

    • 2 years ago
  2. bthemesandtricks Group Title
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    okay how sure are u Raphael??

    • 2 years ago
  3. TheViper Group Title
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    Oh yes nice problem \(\sqrt{-4}=\sqrt{-1}\times\sqrt{4}=\sqrt{-1}\times2\) Therefore we take \(\sqrt{-1}\) as iota \(i\) Therefore \(\sqrt{-4}=2i\)

    • 2 years ago
  4. JakeV8 Group Title
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    square root of -1 is "i" The definition of the square root of -1 is i, and i^2 ( "i squared") is negative 1.

    • 2 years ago
  5. bthemesandtricks Group Title
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    You are a genius @TheViper

    • 2 years ago
  6. JakeV8 Group Title
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    I'll second that...

    • 2 years ago
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