El profesor se sorprenderá mucho al ver tu solución correcta😉
___________ / ___________\ 3 / ___ | ___ ___ 3 / ___ | 1 \/ 1 + \/ 2 | \/ 3 \/ 3 *\/ 1 + \/ 2 | x1 = ---------------- - -------------- + I*|- ---------------- - --------------------| ___________ 2 | ___________ 2 | 3 / ___ | 3 / ___ | 2*\/ 1 + \/ 2 \ 2*\/ 1 + \/ 2 /
___________ / ___________\ 3 / ___ | ___ ___ 3 / ___ | 1 \/ 1 + \/ 2 | \/ 3 \/ 3 *\/ 1 + \/ 2 | x2 = ---------------- - -------------- + I*|---------------- + --------------------| ___________ 2 | ___________ 2 | 3 / ___ | 3 / ___ | 2*\/ 1 + \/ 2 \2*\/ 1 + \/ 2 /
___________ 3 / ___ 1 x3 = \/ 1 + \/ 2 - -------------- ___________ 3 / ___ \/ 1 + \/ 2
x3 = -1/(1 + sqrt(2))^(1/3) + (1 + sqrt(2))^(1/3)
suma
___________ / ___________\ ___________ / ___________\ 3 / ___ | ___ ___ 3 / ___ | 3 / ___ | ___ ___ 3 / ___ | ___________ 1 \/ 1 + \/ 2 | \/ 3 \/ 3 *\/ 1 + \/ 2 | 1 \/ 1 + \/ 2 | \/ 3 \/ 3 *\/ 1 + \/ 2 | 3 / ___ 1 ---------------- - -------------- + I*|- ---------------- - --------------------| + ---------------- - -------------- + I*|---------------- + --------------------| + \/ 1 + \/ 2 - -------------- ___________ 2 | ___________ 2 | ___________ 2 | ___________ 2 | ___________ 3 / ___ | 3 / ___ | 3 / ___ | 3 / ___ | 3 / ___ 2*\/ 1 + \/ 2 \ 2*\/ 1 + \/ 2 / 2*\/ 1 + \/ 2 \2*\/ 1 + \/ 2 / \/ 1 + \/ 2
=
/ ___________\ / ___________\ | ___ ___ 3 / ___ | | ___ ___ 3 / ___ | | \/ 3 \/ 3 *\/ 1 + \/ 2 | | \/ 3 \/ 3 *\/ 1 + \/ 2 | I*|---------------- + --------------------| + I*|- ---------------- - --------------------| | ___________ 2 | | ___________ 2 | | 3 / ___ | | 3 / ___ | \2*\/ 1 + \/ 2 / \ 2*\/ 1 + \/ 2 /
producto
/ ___________ / ___________\\ / ___________ / ___________\\ | 3 / ___ | ___ ___ 3 / ___ || | 3 / ___ | ___ ___ 3 / ___ || / ___________ \ | 1 \/ 1 + \/ 2 | \/ 3 \/ 3 *\/ 1 + \/ 2 || | 1 \/ 1 + \/ 2 | \/ 3 \/ 3 *\/ 1 + \/ 2 || |3 / ___ 1 | |---------------- - -------------- + I*|- ---------------- - --------------------||*|---------------- - -------------- + I*|---------------- + --------------------||*|\/ 1 + \/ 2 - --------------| | ___________ 2 | ___________ 2 || | ___________ 2 | ___________ 2 || | ___________| | 3 / ___ | 3 / ___ || | 3 / ___ | 3 / ___ || | 3 / ___ | \2*\/ 1 + \/ 2 \ 2*\/ 1 + \/ 2 // \2*\/ 1 + \/ 2 \2*\/ 1 + \/ 2 // \ \/ 1 + \/ 2 /
=
2
2
x1 = -0.298035818991661 + 1.80733949445202*i
x2 = -0.298035818991661 - 1.80733949445202*i
x3 = 0.596071637983322
x3 = 0.596071637983322