El profesor se sorprenderá mucho al ver tu solución correcta😉
7 - 3*x -1 - 2*x 2 - 8 = 0
x1 = -10/3
10 2*pi*I x2 = - -- - -------- 3 3*log(2)
10 2*pi*I x3 = - -- + -------- 3 3*log(2)
x3 = -10/3 + 2*i*pi/(3*log(2))
suma
10 10 2*pi*I 10 2*pi*I - -- + - -- - -------- + - -- + -------- 3 3 3*log(2) 3 3*log(2)
=
-10
producto
/ 10 2*pi*I \ -10*|- -- - --------| \ 3 3*log(2)/ / 10 2*pi*I \ ---------------------*|- -- + --------| 3 \ 3 3*log(2)/
=
2 1000 40*pi - ---- - ---------- 27 2 27*log (2)
-1000/27 - 40*pi^2/(27*log(2)^2)
x1 = 70.2742094753799
x2 = 78.2742094753799
x3 = 52.2742094753799
x4 = 82.2742094753799
x5 = -3.33333333333333
x6 = 80.2742094753799
x7 = 58.2742094753799
x8 = 98.2742094753799
x9 = 72.2742094753799
x10 = 16.2742094773936
x11 = 44.2742094753799
x12 = 106.27420947538
x13 = 24.2742094753799
x14 = 90.2742094753799
x15 = 56.2742094753799
x16 = 68.2742094753799
x17 = 76.2742094753799
x18 = 84.2742094753799
x19 = 42.2742094753799
x20 = 32.2742094753799
x21 = 86.2742094753799
x22 = 22.2742094753799
x23 = 92.2742094753799
x24 = 62.2742094753799
x25 = 28.2742094753799
x26 = 48.2742094753799
x27 = 36.2742094753799
x28 = 40.2742094753799
x29 = 66.2742094753799
x30 = 34.2742094753799
x31 = 94.2742094753799
x32 = 100.27420947538
x33 = 46.2742094753799
x34 = 60.2742094753799
x35 = 38.2742094753799
x36 = 102.27420947538
x37 = 18.2742094754114
x38 = 108.27420947538
x39 = 26.2742094753799
x40 = 50.2742094753799
x41 = 54.2742094753799
x42 = 64.2742094753799
x43 = 104.27420947538
x44 = 30.2742094753799
x45 = 110.27420947538
x46 = 96.2742094753799
x47 = 74.2742094753799
x48 = 88.2742094753799
x49 = 20.2742094753804
x49 = 20.2742094753804