-2x^3+2x^2-4x-7,x=2
3+3(2)^(1/2)i/(2+2i)
(3+3(2)^1/2i)/(2+2i)
f(x) = 4x^2 - 24x + 26
3x+1=1
10
(x+2)(x+2+i)(x+2-i)
x²+2ab²
2x+4=0
(x+2)(x+2+i)(x+2+i)
x+2=0