El profesor se sorprenderá mucho al ver tu solución correcta😉
/ 3\ / 3\ 733*9 2 |9*(x - 4) | 9*4 2 1233*9 2 |9*(x - 12) | -----*x |----------| ---*(x - 6) ------*(x - 12) |-----------| 5171 100*5 \ 5 / 5 100*5 \ 5 / - ---- + -------- - ------------ - ------------ + ---------------- + ------------- = 0 20 2 3 2 2 3
a*x^2 + b*x + c = 0
D = b^2 - 4 * a * c =
(909/125)^2 - 4 * (-153/500) * (105709/500) = 19478601/62500
x1 = (-b + sqrt(D)) / (2*a)
x2 = (-b - sqrt(D)) / (2*a)
_________ 202 \/ 2164289 x1 = --- - ----------- 17 51
_________ 202 \/ 2164289 x2 = --- + ----------- 17 51
x2 = 202/17 + sqrt(2164289)/51
suma
_________ _________ 202 \/ 2164289 202 \/ 2164289 --- - ----------- + --- + ----------- 17 51 17 51
=
404 --- 17
producto
/ _________\ / _________\ |202 \/ 2164289 | |202 \/ 2164289 | |--- - -----------|*|--- + -----------| \ 17 51 / \ 17 51 /
=
-105709 -------- 153
-105709/153