El profesor se sorprenderá mucho al ver tu solución correcta😉
5*x - 10*x*(-20)*x + 48 = 0
a*x^2 + b*x + c = 0
D = b^2 - 4 * a * c =
(5)^2 - 4 * (200) * (48) = -38375
x1 = (-b + sqrt(D)) / (2*a)
x2 = (-b - sqrt(D)) / (2*a)
______ 1 I*\/ 1535 x1 = - -- - ---------- 80 80
______ 1 I*\/ 1535 x2 = - -- + ---------- 80 80
x2 = -1/80 + sqrt(1535)*i/80
suma
______ ______ 1 I*\/ 1535 1 I*\/ 1535 - -- - ---------- + - -- + ---------- 80 80 80 80
=
-1/40
producto
/ ______\ / ______\ | 1 I*\/ 1535 | | 1 I*\/ 1535 | |- -- - ----------|*|- -- + ----------| \ 80 80 / \ 80 80 /
=
6/25
6/25
x1 = -0.0125 - 0.489738450603993*i
x2 = -0.0125 + 0.489738450603993*i
x2 = -0.0125 + 0.489738450603993*i