El profesor se sorprenderá mucho al ver tu solución correcta😉
___ ___ 12 \/ x - 2 + \/ x + 6 = -- x
________________ 4 / 118 ____ 56 x1 = - + 3 / --- + 2*\/ 65 - ---------------------- 3 \/ 27 ________________ / 118 ____ 9*3 / --- + 2*\/ 65 \/ 27
x1 = -56/(9*(118/27 + 2*sqrt(65))^(1/3)) + 4/3 + (118/27 + 2*sqrt(65))^(1/3)
suma
________________ 4 / 118 ____ 56 - + 3 / --- + 2*\/ 65 - ---------------------- 3 \/ 27 ________________ / 118 ____ 9*3 / --- + 2*\/ 65 \/ 27
=
________________ 4 / 118 ____ 56 - + 3 / --- + 2*\/ 65 - ---------------------- 3 \/ 27 ________________ / 118 ____ 9*3 / --- + 2*\/ 65 \/ 27
producto
________________ 4 / 118 ____ 56 - + 3 / --- + 2*\/ 65 - ---------------------- 3 \/ 27 ________________ / 118 ____ 9*3 / --- + 2*\/ 65 \/ 27
=
________________ 2/3 3 ___ 3 / ____ 4 28*2 \/ 2 *\/ 59 + 27*\/ 65 - - --------------------- + ------------------------- 3 ________________ 3 3 / ____ 3*\/ 59 + 27*\/ 65
4/3 - 28*2^(2/3)/(3*(59 + 27*sqrt(65))^(1/3)) + 2^(1/3)*(59 + 27*sqrt(65))^(1/3)/3