El profesor se sorprenderá mucho al ver tu solución correcta😉
3 2 x + 9*x + 24*x + 8 = 0
_____________ / _____________\ 3 / ___ | ___ ___ 3 / ___ | 1 \/ 5 + 2*\/ 6 | \/ 3 \/ 3 *\/ 5 + 2*\/ 6 | x1 = -3 - ------------------ - ---------------- + I*|------------------ - ----------------------| _____________ 2 | _____________ 2 | 3 / ___ | 3 / ___ | 2*\/ 5 + 2*\/ 6 \2*\/ 5 + 2*\/ 6 /
_____________ / _____________ \ 3 / ___ | ___ 3 / ___ ___ | 1 \/ 5 + 2*\/ 6 |\/ 3 *\/ 5 + 2*\/ 6 \/ 3 | x2 = -3 - ------------------ - ---------------- + I*|---------------------- - ------------------| _____________ 2 | 2 _____________| 3 / ___ | 3 / ___ | 2*\/ 5 + 2*\/ 6 \ 2*\/ 5 + 2*\/ 6 /
_____________ 1 3 / ___ x3 = -3 + ---------------- + \/ 5 + 2*\/ 6 _____________ 3 / ___ \/ 5 + 2*\/ 6
x3 = -3 + (2*sqrt(6) + 5)^(-1/3) + (2*sqrt(6) + 5)^(1/3)
suma
_____________ / _____________\ _____________ / _____________ \ 3 / ___ | ___ ___ 3 / ___ | 3 / ___ | ___ 3 / ___ ___ | _____________ 1 \/ 5 + 2*\/ 6 | \/ 3 \/ 3 *\/ 5 + 2*\/ 6 | 1 \/ 5 + 2*\/ 6 |\/ 3 *\/ 5 + 2*\/ 6 \/ 3 | 1 3 / ___ -3 - ------------------ - ---------------- + I*|------------------ - ----------------------| + -3 - ------------------ - ---------------- + I*|---------------------- - ------------------| + -3 + ---------------- + \/ 5 + 2*\/ 6 _____________ 2 | _____________ 2 | _____________ 2 | 2 _____________| _____________ 3 / ___ | 3 / ___ | 3 / ___ | 3 / ___ | 3 / ___ 2*\/ 5 + 2*\/ 6 \2*\/ 5 + 2*\/ 6 / 2*\/ 5 + 2*\/ 6 \ 2*\/ 5 + 2*\/ 6 / \/ 5 + 2*\/ 6
=
/ _____________\ / _____________ \ | ___ ___ 3 / ___ | | ___ 3 / ___ ___ | | \/ 3 \/ 3 *\/ 5 + 2*\/ 6 | |\/ 3 *\/ 5 + 2*\/ 6 \/ 3 | -9 + I*|------------------ - ----------------------| + I*|---------------------- - ------------------| | _____________ 2 | | 2 _____________| | 3 / ___ | | 3 / ___ | \2*\/ 5 + 2*\/ 6 / \ 2*\/ 5 + 2*\/ 6 /
producto
/ _____________ / _____________\\ / _____________ / _____________ \\ | 3 / ___ | ___ ___ 3 / ___ || | 3 / ___ | ___ 3 / ___ ___ || / _____________\ | 1 \/ 5 + 2*\/ 6 | \/ 3 \/ 3 *\/ 5 + 2*\/ 6 || | 1 \/ 5 + 2*\/ 6 |\/ 3 *\/ 5 + 2*\/ 6 \/ 3 || | 1 3 / ___ | |-3 - ------------------ - ---------------- + I*|------------------ - ----------------------||*|-3 - ------------------ - ---------------- + I*|---------------------- - ------------------||*|-3 + ---------------- + \/ 5 + 2*\/ 6 | | _____________ 2 | _____________ 2 || | _____________ 2 | 2 _____________|| | _____________ | | 3 / ___ | 3 / ___ || | 3 / ___ | 3 / ___ || | 3 / ___ | \ 2*\/ 5 + 2*\/ 6 \2*\/ 5 + 2*\/ 6 // \ 2*\/ 5 + 2*\/ 6 \ 2*\/ 5 + 2*\/ 6 // \ \/ 5 + 2*\/ 6 /
=
-8
-8
x1 = -0.387112135282455
x2 = -4.30644393235877 - 1.45615495232862*i
x3 = -4.30644393235877 + 1.45615495232862*i
x3 = -4.30644393235877 + 1.45615495232862*i