El profesor se sorprenderá mucho al ver tu solución correcta😉
5 4 3 2 12*x - 56*x + 107*x - 107*x + 56*x - 12 = 0
x1 = 2/3
x2 = 1
x3 = 3/2
___ 3 I*\/ 7 x4 = - - ------- 4 4
___ 3 I*\/ 7 x5 = - + ------- 4 4
x5 = 3/4 + sqrt(7)*i/4
suma
___ ___ 3 I*\/ 7 3 I*\/ 7 1 + 2/3 + 3/2 + - - ------- + - + ------- 4 4 4 4
=
14/3
producto
/ ___\ / ___\ 2*3 |3 I*\/ 7 | |3 I*\/ 7 | ---*|- - -------|*|- + -------| 3*2 \4 4 / \4 4 /
=
1
1
x1 = 0.75 + 0.661437827766148*i
x2 = 0.666666666666667
x3 = 1.0
x4 = 1.5
x5 = 0.75 - 0.661437827766148*i
x5 = 0.75 - 0.661437827766148*i