El profesor se sorprenderá mucho al ver tu solución correcta😉
/ 2 \ (x - 4)*\x - 16*x + 64/ = 13*(x + 8)
suma
___________________ / ___________________ \ ___________________ / ___________________ \ / ______ | / ______ | / ______ | / ______ | / 2510 5*\/ 3029 | ___ / 2510 5*\/ 3029 | / 2510 5*\/ 3029 | ___ / 2510 5*\/ 3029 | ___________________ 3 / ---- + ---------- | \/ 3 *3 / ---- + ---------- ___ | 3 / ---- + ---------- |\/ 3 *3 / ---- + ---------- ___ | / ______ 20 55 \/ 27 3 | \/ 27 3 55*\/ 3 | 20 55 \/ 27 3 | \/ 27 3 55*\/ 3 | 20 / 2510 5*\/ 3029 55 -- - --------------------------- - ------------------------ + I*|- ------------------------------ + ---------------------------| + -- - --------------------------- - ------------------------ + I*|------------------------------ - ---------------------------| + -- + 3 / ---- + ---------- + -------------------------- 3 ___________________ 2 | 2 ___________________| 3 ___________________ 2 | 2 ___________________| 3 \/ 27 3 ___________________ / ______ | / ______ | / ______ | / ______ | / ______ / 2510 5*\/ 3029 | / 2510 5*\/ 3029 | / 2510 5*\/ 3029 | / 2510 5*\/ 3029 | / 2510 5*\/ 3029 18*3 / ---- + ---------- | 18*3 / ---- + ---------- | 18*3 / ---- + ---------- | 18*3 / ---- + ---------- | 9*3 / ---- + ---------- \/ 27 3 \ \/ 27 3 / \/ 27 3 \ \/ 27 3 / \/ 27 3
=
/ ___________________ \ / ___________________ \ | / ______ | | / ______ | | ___ / 2510 5*\/ 3029 | | ___ / 2510 5*\/ 3029 | |\/ 3 *3 / ---- + ---------- ___ | | \/ 3 *3 / ---- + ---------- ___ | | \/ 27 3 55*\/ 3 | | \/ 27 3 55*\/ 3 | 20 + I*|------------------------------ - ---------------------------| + I*|- ------------------------------ + ---------------------------| | 2 ___________________| | 2 ___________________| | / ______ | | / ______ | | / 2510 5*\/ 3029 | | / 2510 5*\/ 3029 | | 18*3 / ---- + ---------- | | 18*3 / ---- + ---------- | \ \/ 27 3 / \ \/ 27 3 /
producto
/ ___________________ / ___________________ \\ / ___________________ / ___________________ \\ | / ______ | / ______ || | / ______ | / ______ || | / 2510 5*\/ 3029 | ___ / 2510 5*\/ 3029 || | / 2510 5*\/ 3029 | ___ / 2510 5*\/ 3029 || / ___________________ \ | 3 / ---- + ---------- | \/ 3 *3 / ---- + ---------- ___ || | 3 / ---- + ---------- |\/ 3 *3 / ---- + ---------- ___ || | / ______ | |20 55 \/ 27 3 | \/ 27 3 55*\/ 3 || |20 55 \/ 27 3 | \/ 27 3 55*\/ 3 || |20 / 2510 5*\/ 3029 55 | |-- - --------------------------- - ------------------------ + I*|- ------------------------------ + ---------------------------||*|-- - --------------------------- - ------------------------ + I*|------------------------------ - ---------------------------||*|-- + 3 / ---- + ---------- + --------------------------| |3 ___________________ 2 | 2 ___________________|| |3 ___________________ 2 | 2 ___________________|| |3 \/ 27 3 ___________________| | / ______ | / ______ || | / ______ | / ______ || | / ______ | | / 2510 5*\/ 3029 | / 2510 5*\/ 3029 || | / 2510 5*\/ 3029 | / 2510 5*\/ 3029 || | / 2510 5*\/ 3029 | | 18*3 / ---- + ---------- | 18*3 / ---- + ---------- || | 18*3 / ---- + ---------- | 18*3 / ---- + ---------- || | 9*3 / ---- + ---------- | \ \/ 27 3 \ \/ 27 3 // \ \/ 27 3 \ \/ 27 3 // \ \/ 27 3 /
=
360
360
___________________ / ___________________ \ / ______ | / ______ | / 2510 5*\/ 3029 | ___ / 2510 5*\/ 3029 | 3 / ---- + ---------- | \/ 3 *3 / ---- + ---------- ___ | 20 55 \/ 27 3 | \/ 27 3 55*\/ 3 | x1 = -- - --------------------------- - ------------------------ + I*|- ------------------------------ + ---------------------------| 3 ___________________ 2 | 2 ___________________| / ______ | / ______ | / 2510 5*\/ 3029 | / 2510 5*\/ 3029 | 18*3 / ---- + ---------- | 18*3 / ---- + ---------- | \/ 27 3 \ \/ 27 3 /
___________________ / ___________________ \ / ______ | / ______ | / 2510 5*\/ 3029 | ___ / 2510 5*\/ 3029 | 3 / ---- + ---------- |\/ 3 *3 / ---- + ---------- ___ | 20 55 \/ 27 3 | \/ 27 3 55*\/ 3 | x2 = -- - --------------------------- - ------------------------ + I*|------------------------------ - ---------------------------| 3 ___________________ 2 | 2 ___________________| / ______ | / ______ | / 2510 5*\/ 3029 | / 2510 5*\/ 3029 | 18*3 / ---- + ---------- | 18*3 / ---- + ---------- | \/ 27 3 \ \/ 27 3 /
___________________ / ______ 20 / 2510 5*\/ 3029 55 x3 = -- + 3 / ---- + ---------- + -------------------------- 3 \/ 27 3 ___________________ / ______ / 2510 5*\/ 3029 9*3 / ---- + ---------- \/ 27 3
x3 = 55/(9*(5*sqrt(3029)/3 + 2510/27)^(1/3)) + (5*sqrt(3029)/3 + 2510/27)^(1/3) + 20/3
x1 = 3.28269979868288 - 4.00254443541887*i
x2 = 3.28269979868288 + 4.00254443541887*i
x3 = 13.4346004026342
x3 = 13.4346004026342