hctrtamez hctrtamez
  • 13-06-2022
  • Mathematics
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Square root of -4 complex number

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loneguy
loneguy loneguy
  • 13-06-2022

[tex]~~~~\sqrt{-4}\\\\=\sqrt{-1 \cdot 4}\\\\=\sqrt{-1} \cdot \sqrt{4}\\\\=2i~~~~~~~~~~~~~~~~~~~~~~~~~~~~~;\left[\text{The imaginary unit,} i=\sqrt{-1} \right][/tex]

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