Respuesta :

Answer:

#27

2i , -2i, i, -i            i^2 = -1

1(x - 2i)(x + 2i) 1(x-i)(x+i)

x^2 +2x-2x -4.2i x^2 -xi-xi -i

(x^2 + 4)      x^4 + 1

x^2 +x^2 +11x

x^4 +5x^2 +4

+4+2+2+-1

*This was not simple for me