El profesor se sorprenderá mucho al ver tu solución correcta😉
suma
2/3 2/3 2/3 ___ 2/3 2/3 ___ 2 2 I*2 *\/ 3 2 I*2 *\/ 3 ---- + - ---- - ------------ + - ---- + ------------ 2 4 4 4 4
=
0
producto
2/3 / 2/3 2/3 ___\ / 2/3 2/3 ___\ 2 | 2 I*2 *\/ 3 | | 2 I*2 *\/ 3 | ----*|- ---- - ------------|*|- ---- + ------------| 2 \ 4 4 / \ 4 4 /
=
1/2
1/2
2/3 2 x1 = ---- 2
2/3 2/3 ___ 2 I*2 *\/ 3 x2 = - ---- - ------------ 4 4
2/3 2/3 ___ 2 I*2 *\/ 3 x3 = - ---- + ------------ 4 4
x3 = -2^(2/3)/4 + 2^(2/3)*sqrt(3)*i/4
x1 = 0.7937005259841
x2 = -0.39685026299205 - 0.687364818499301*i
x3 = -0.39685026299205 + 0.687364818499301*i
x3 = -0.39685026299205 + 0.687364818499301*i