4*re(x2) 4*I*im(x2)
x1 = 2 - ----------------- + -----------------
2 2 2 2
im (x2) + re (x2) im (x2) + re (x2)
$$x_{1} = 2 - \frac{4 \operatorname{re}{\left(x_{2}\right)}}{\left(\operatorname{re}{\left(x_{2}\right)}\right)^{2} + \left(\operatorname{im}{\left(x_{2}\right)}\right)^{2}} + \frac{4 i \operatorname{im}{\left(x_{2}\right)}}{\left(\operatorname{re}{\left(x_{2}\right)}\right)^{2} + \left(\operatorname{im}{\left(x_{2}\right)}\right)^{2}}$$
x1 = 2 - 4*re(x2)/(re(x2)^2 + im(x2)^2) + 4*i*im(x2)/(re(x2)^2 + im(x2)^2)
Suma y producto de raíces
[src]
4*re(x2) 4*I*im(x2)
2 - ----------------- + -----------------
2 2 2 2
im (x2) + re (x2) im (x2) + re (x2)
$$2 - \frac{4 \operatorname{re}{\left(x_{2}\right)}}{\left(\operatorname{re}{\left(x_{2}\right)}\right)^{2} + \left(\operatorname{im}{\left(x_{2}\right)}\right)^{2}} + \frac{4 i \operatorname{im}{\left(x_{2}\right)}}{\left(\operatorname{re}{\left(x_{2}\right)}\right)^{2} + \left(\operatorname{im}{\left(x_{2}\right)}\right)^{2}}$$
4*re(x2) 4*I*im(x2)
2 - ----------------- + -----------------
2 2 2 2
im (x2) + re (x2) im (x2) + re (x2)
$$2 - \frac{4 \operatorname{re}{\left(x_{2}\right)}}{\left(\operatorname{re}{\left(x_{2}\right)}\right)^{2} + \left(\operatorname{im}{\left(x_{2}\right)}\right)^{2}} + \frac{4 i \operatorname{im}{\left(x_{2}\right)}}{\left(\operatorname{re}{\left(x_{2}\right)}\right)^{2} + \left(\operatorname{im}{\left(x_{2}\right)}\right)^{2}}$$
4*re(x2) 4*I*im(x2)
2 - ----------------- + -----------------
2 2 2 2
im (x2) + re (x2) im (x2) + re (x2)
$$2 - \frac{4 \operatorname{re}{\left(x_{2}\right)}}{\left(\operatorname{re}{\left(x_{2}\right)}\right)^{2} + \left(\operatorname{im}{\left(x_{2}\right)}\right)^{2}} + \frac{4 i \operatorname{im}{\left(x_{2}\right)}}{\left(\operatorname{re}{\left(x_{2}\right)}\right)^{2} + \left(\operatorname{im}{\left(x_{2}\right)}\right)^{2}}$$
/ 2 2 \
2*\im (x2) + re (x2) - 2*re(x2) + 2*I*im(x2)/
---------------------------------------------
2 2
im (x2) + re (x2)
$$\frac{2 \left(\left(\operatorname{re}{\left(x_{2}\right)}\right)^{2} - 2 \operatorname{re}{\left(x_{2}\right)} + \left(\operatorname{im}{\left(x_{2}\right)}\right)^{2} + 2 i \operatorname{im}{\left(x_{2}\right)}\right)}{\left(\operatorname{re}{\left(x_{2}\right)}\right)^{2} + \left(\operatorname{im}{\left(x_{2}\right)}\right)^{2}}$$
2*(im(x2)^2 + re(x2)^2 - 2*re(x2) + 2*i*im(x2))/(im(x2)^2 + re(x2)^2)