El profesor se sorprenderá mucho al ver tu solución correcta😉
a*x^2 + b*x + c = 0
D = b^2 - 4 * a * c =
(-2)^2 - 4 * (4) * (1) = -12
x2 = (-b + sqrt(D)) / (2*a)
x3 = (-b - sqrt(D)) / (2*a)
x1 = 0
___ 1 I*\/ 3 x2 = - - ------- 4 4
___ 1 I*\/ 3 x3 = - + ------- 4 4
x3 = 1/4 + sqrt(3)*i/4
suma
___ ___ 1 I*\/ 3 1 I*\/ 3 - - ------- + - + ------- 4 4 4 4
=
1/2
producto
/ ___\ / ___\ |1 I*\/ 3 | |1 I*\/ 3 | 0*|- - -------|*|- + -------| \4 4 / \4 4 /
=
0
0
x1 = 0.0
x2 = 0.25 + 0.433012701892219*i
x3 = 0.25 - 0.433012701892219*i
x3 = 0.25 - 0.433012701892219*i