El profesor se sorprenderá mucho al ver tu solución correcta😉
a*x^2 + b*x + c = 0
D = b^2 - 4 * a * c =
(0)^2 - 4 * (1) * (-2 - y/2) = 8 + 2*y
x1 = (-b + sqrt(D)) / (2*a)
x2 = (-b - sqrt(D)) / (2*a)
___________________________ ___________________________ 4 / 2 2 /atan2(2*im(y), 8 + 2*re(y))\ 4 / 2 2 /atan2(2*im(y), 8 + 2*re(y))\ \/ (8 + 2*re(y)) + 4*im (y) *cos|---------------------------| I*\/ (8 + 2*re(y)) + 4*im (y) *sin|---------------------------| \ 2 / \ 2 / x1 = - --------------------------------------------------------------- - ----------------------------------------------------------------- 2 2
___________________________ ___________________________ 4 / 2 2 /atan2(2*im(y), 8 + 2*re(y))\ 4 / 2 2 /atan2(2*im(y), 8 + 2*re(y))\ \/ (8 + 2*re(y)) + 4*im (y) *cos|---------------------------| I*\/ (8 + 2*re(y)) + 4*im (y) *sin|---------------------------| \ 2 / \ 2 / x2 = --------------------------------------------------------------- + ----------------------------------------------------------------- 2 2
x2 = i*((2*re(y) + 8)^2 + 4*im(y)^2)^(1/4)*sin(atan2(2*im(y, 2*re(y) + 8)/2)/2 + ((2*re(y) + 8)^2 + 4*im(y)^2)^(1/4)*cos(atan2(2*im(y), 2*re(y) + 8)/2)/2)
suma
___________________________ ___________________________ ___________________________ ___________________________ 4 / 2 2 /atan2(2*im(y), 8 + 2*re(y))\ 4 / 2 2 /atan2(2*im(y), 8 + 2*re(y))\ 4 / 2 2 /atan2(2*im(y), 8 + 2*re(y))\ 4 / 2 2 /atan2(2*im(y), 8 + 2*re(y))\ \/ (8 + 2*re(y)) + 4*im (y) *cos|---------------------------| I*\/ (8 + 2*re(y)) + 4*im (y) *sin|---------------------------| \/ (8 + 2*re(y)) + 4*im (y) *cos|---------------------------| I*\/ (8 + 2*re(y)) + 4*im (y) *sin|---------------------------| \ 2 / \ 2 / \ 2 / \ 2 / - --------------------------------------------------------------- - ----------------------------------------------------------------- + --------------------------------------------------------------- + ----------------------------------------------------------------- 2 2 2 2
=
0
producto
/ ___________________________ ___________________________ \ / ___________________________ ___________________________ \ | 4 / 2 2 /atan2(2*im(y), 8 + 2*re(y))\ 4 / 2 2 /atan2(2*im(y), 8 + 2*re(y))\| |4 / 2 2 /atan2(2*im(y), 8 + 2*re(y))\ 4 / 2 2 /atan2(2*im(y), 8 + 2*re(y))\| | \/ (8 + 2*re(y)) + 4*im (y) *cos|---------------------------| I*\/ (8 + 2*re(y)) + 4*im (y) *sin|---------------------------|| |\/ (8 + 2*re(y)) + 4*im (y) *cos|---------------------------| I*\/ (8 + 2*re(y)) + 4*im (y) *sin|---------------------------|| | \ 2 / \ 2 /| | \ 2 / \ 2 /| |- --------------------------------------------------------------- - -----------------------------------------------------------------|*|--------------------------------------------------------------- + -----------------------------------------------------------------| \ 2 2 / \ 2 2 /
=
_______________________ / 2 2 I*atan2(2*im(y), 8 + 2*re(y)) -\/ (4 + re(y)) + im (y) *e ----------------------------------------------------------- 2
-sqrt((4 + re(y))^2 + im(y)^2)*exp(i*atan2(2*im(y), 8 + 2*re(y)))/2