spongebob456 spongebob456
  • 18-04-2017
  • Mathematics
contestada

I need a full explanation on -(i^2)
I know it equals 1, but how?

Respuesta :

merrygoroundtheworld
merrygoroundtheworld merrygoroundtheworld
  • 18-04-2017
i^2 is negative 1, but I see you have a negative sign there. So it is -(-1), which is 1.
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