coolguyrules11 coolguyrules11
  • 11-02-2021
  • Mathematics
contestada

How do you write square root of -20 using the imaginary i

Respuesta :

devishri1977
devishri1977 devishri1977
  • 11-02-2021

Answer:

Step-by-step explanation:

i² = (-1)

[tex]\sqrt{-20} =\sqrt{20i^{2}}\\\\=\sqrt{2*2*5*i^{2}}\\\\=2i\sqrt{5}[/tex]

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