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asin(y/2)=-2*sqrt(1-3*x)/3 la ecuación

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Solución numérica:

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Solución

Ha introducido [src]
               _________
    /y\   -2*\/ 1 - 3*x 
asin|-| = --------------
    \2/         3       
$$\operatorname{asin}{\left(\frac{y}{2} \right)} = \frac{\left(-1\right) 2 \sqrt{1 - 3 x}}{3}$$
Gráfica
Suma y producto de raíces [src]
suma
        2/    /y\\       2/    /y\\         /    /y\\   /    /y\\
    3*re |asin|-||   3*im |asin|-||   3*I*im|asin|-||*re|asin|-||
1        \    \2//        \    \2//         \    \2//   \    \2//
- - -------------- + -------------- - ---------------------------
3         4                4                       2             
$$- \frac{3 \left(\operatorname{re}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}\right)^{2}}{4} - \frac{3 i \operatorname{re}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)} \operatorname{im}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}}{2} + \frac{3 \left(\operatorname{im}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}\right)^{2}}{4} + \frac{1}{3}$$
=
        2/    /y\\       2/    /y\\         /    /y\\   /    /y\\
    3*re |asin|-||   3*im |asin|-||   3*I*im|asin|-||*re|asin|-||
1        \    \2//        \    \2//         \    \2//   \    \2//
- - -------------- + -------------- - ---------------------------
3         4                4                       2             
$$- \frac{3 \left(\operatorname{re}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}\right)^{2}}{4} - \frac{3 i \operatorname{re}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)} \operatorname{im}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}}{2} + \frac{3 \left(\operatorname{im}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}\right)^{2}}{4} + \frac{1}{3}$$
producto
        2/    /y\\       2/    /y\\         /    /y\\   /    /y\\
    3*re |asin|-||   3*im |asin|-||   3*I*im|asin|-||*re|asin|-||
1        \    \2//        \    \2//         \    \2//   \    \2//
- - -------------- + -------------- - ---------------------------
3         4                4                       2             
$$- \frac{3 \left(\operatorname{re}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}\right)^{2}}{4} - \frac{3 i \operatorname{re}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)} \operatorname{im}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}}{2} + \frac{3 \left(\operatorname{im}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}\right)^{2}}{4} + \frac{1}{3}$$
=
        2/    /y\\       2/    /y\\         /    /y\\   /    /y\\
    3*re |asin|-||   3*im |asin|-||   3*I*im|asin|-||*re|asin|-||
1        \    \2//        \    \2//         \    \2//   \    \2//
- - -------------- + -------------- - ---------------------------
3         4                4                       2             
$$- \frac{3 \left(\operatorname{re}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}\right)^{2}}{4} - \frac{3 i \operatorname{re}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)} \operatorname{im}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}}{2} + \frac{3 \left(\operatorname{im}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}\right)^{2}}{4} + \frac{1}{3}$$
1/3 - 3*re(asin(y/2))^2/4 + 3*im(asin(y/2))^2/4 - 3*i*im(asin(y/2))*re(asin(y/2))/2
Respuesta rápida [src]
             2/    /y\\       2/    /y\\         /    /y\\   /    /y\\
         3*re |asin|-||   3*im |asin|-||   3*I*im|asin|-||*re|asin|-||
     1        \    \2//        \    \2//         \    \2//   \    \2//
x1 = - - -------------- + -------------- - ---------------------------
     3         4                4                       2             
$$x_{1} = - \frac{3 \left(\operatorname{re}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}\right)^{2}}{4} - \frac{3 i \operatorname{re}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)} \operatorname{im}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}}{2} + \frac{3 \left(\operatorname{im}{\left(\operatorname{asin}{\left(\frac{y}{2} \right)}\right)}\right)^{2}}{4} + \frac{1}{3}$$
x1 = -3*re(asin(y/2))^2/4 - 3*i*re(asin(y/2))*im(asin(y/2))/2 + 3*im(asin(y/2))^2/4 + 1/3