El profesor se sorprenderá mucho al ver tu solución correcta😉
x x 2 36 - (8*a + 5)*6 + 16*a + 20*a - 14 = 0
a*v^2 + b*v + c = 0
D = b^2 - 4 * a * c =
(-5 - 8*a)^2 - 4 * (1) * (-14 + 16*a^2 + 20*a) = 56 + (-5 - 8*a)^2 - 80*a - 64*a^2
v1 = (-b + sqrt(D)) / (2*a)
v2 = (-b - sqrt(D)) / (2*a)
log(|-2 + 4*a|) I*arg(-1 + 2*a) x1 = --------------- + --------------- log(6) log(6)
log(|7 + 4*a|) I*arg(7 + 4*a) x2 = -------------- + -------------- log(6) log(6)
x2 = log(|4*a + 7|)/log(6) + i*arg(4*a + 7)/log(6)
suma
log(|-2 + 4*a|) I*arg(-1 + 2*a) log(|7 + 4*a|) I*arg(7 + 4*a) --------------- + --------------- + -------------- + -------------- log(6) log(6) log(6) log(6)
=
log(|-2 + 4*a|) log(|7 + 4*a|) I*arg(-1 + 2*a) I*arg(7 + 4*a) --------------- + -------------- + --------------- + -------------- log(6) log(6) log(6) log(6)
producto
/log(|-2 + 4*a|) I*arg(-1 + 2*a)\ /log(|7 + 4*a|) I*arg(7 + 4*a)\ |--------------- + ---------------|*|-------------- + --------------| \ log(6) log(6) / \ log(6) log(6) /
=
(I*arg(-1 + 2*a) + log(2*|-1 + 2*a|))*(I*arg(7 + 4*a) + log(|7 + 4*a|)) ----------------------------------------------------------------------- 2 log (6)
(i*arg(-1 + 2*a) + log(2*|-1 + 2*a|))*(i*arg(7 + 4*a) + log(|7 + 4*a|))/log(6)^2