El profesor se sorprenderá mucho al ver tu solución correcta😉
a*v^2 + b*v + c = 0
D = b^2 - 4 * a * c =
(-2)^2 - 4 * (1) * (3) = -8
v1 = (-b + sqrt(D)) / (2*a)
v2 = (-b - sqrt(D)) / (2*a)
/ / ___\\ / / ___\\ 4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /| x1 = - \/ 3 *cos|-----------| - I*\/ 3 *sin|-----------| \ 2 / \ 2 /
/ / ___\\ / / ___\\ 4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /| x2 = - \/ 3 *cos|-----------| + I*\/ 3 *sin|-----------| \ 2 / \ 2 /
/ / ___\\ / / ___\\ 4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /| x3 = \/ 3 *cos|-----------| - I*\/ 3 *sin|-----------| \ 2 / \ 2 /
/ / ___\\ / / ___\\ 4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /| x4 = \/ 3 *cos|-----------| + I*\/ 3 *sin|-----------| \ 2 / \ 2 /
x4 = 3^(1/4)*cos(atan(sqrt(2))/2) + 3^(1/4)*i*sin(atan(sqrt(2))/2)
suma
/ / ___\\ / / ___\\ / / ___\\ / / ___\\ / / ___\\ / / ___\\ / / ___\\ / / ___\\ 4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /| - \/ 3 *cos|-----------| - I*\/ 3 *sin|-----------| + - \/ 3 *cos|-----------| + I*\/ 3 *sin|-----------| + \/ 3 *cos|-----------| - I*\/ 3 *sin|-----------| + \/ 3 *cos|-----------| + I*\/ 3 *sin|-----------| \ 2 / \ 2 / \ 2 / \ 2 / \ 2 / \ 2 / \ 2 / \ 2 /
=
0
producto
/ / / ___\\ / / ___\\\ / / / ___\\ / / ___\\\ / / / ___\\ / / ___\\\ / / / ___\\ / / ___\\\ | 4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /|| | 4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /|| |4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /|| |4 ___ |atan\\/ 2 /| 4 ___ |atan\\/ 2 /|| |- \/ 3 *cos|-----------| - I*\/ 3 *sin|-----------||*|- \/ 3 *cos|-----------| + I*\/ 3 *sin|-----------||*|\/ 3 *cos|-----------| - I*\/ 3 *sin|-----------||*|\/ 3 *cos|-----------| + I*\/ 3 *sin|-----------|| \ \ 2 / \ 2 // \ \ 2 / \ 2 // \ \ 2 / \ 2 // \ \ 2 / \ 2 //
=
3
3
x1 = -1.16877089448037 - 0.605000333706056*i
x2 = 1.16877089448037 + 0.605000333706056*i
x3 = -1.16877089448037 + 0.605000333706056*i
x4 = 1.16877089448037 - 0.605000333706056*i
x4 = 1.16877089448037 - 0.605000333706056*i