lilsavangel
lilsavangel lilsavangel
  • 08-11-2017
  • Mathematics
contestada

Factor the expression completely over the complex numbers.

x4−81

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Ichabodlui
Ichabodlui Ichabodlui
  • 08-11-2017
x4=81
x4=3 to the power of 4
x=3
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dillonbarnetteozpvfx dillonbarnetteozpvfx
  • 16-10-2018

the awnser is (x+3)(x-3)(x+3i)(x-3i)

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