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xy+5y=12x^4+x+1 la ecuación

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Solución numérica:

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Solución

Ha introducido [src]
                4        
x*y + 5*y = 12*x  + x + 1
$$x y + 5 y = \left(12 x^{4} + x\right) + 1$$
Solución detallada
Tenemos una ecuación lineal:
x*y+5*y = 12*x^4+x+1

Dividamos ambos miembros de la ecuación en (5*y + x*y)/y
y = 1 + x + 12*x^4 / ((5*y + x*y)/y)

Obtenemos la respuesta: y = (1 + x + 12*x^4)/(5 + x)
Resolución de la ecuación paramétrica
Se da la ecuación con parámetro:
$$x y + 5 y = 12 x^{4} + x + 1$$
Коэффициент при y равен
$$x + 5$$
entonces son posibles los casos para x :
$$x < -5$$
$$x = -5$$
Consideremos todos los casos con detalles:
Con
$$x < -5$$
la ecuación será
$$- y - 15547 = 0$$
su solución
$$y = -15547$$
Con
$$x = -5$$
la ecuación será
$$-7496 = 0$$
su solución
no hay soluciones
Gráfica
Respuesta rápida [src]
       /            /       3                 3                 \   /         4           4           2      2           \      \               /         4           4           2      2           \   /       3                 3                 \      
       |(5 + re(x))*\- 48*im (x)*re(x) + 48*re (x)*im(x) + im(x)/   \1 + 12*im (x) + 12*re (x) - 72*im (x)*re (x) + re(x)/*im(x)|   (5 + re(x))*\1 + 12*im (x) + 12*re (x) - 72*im (x)*re (x) + re(x)/   \- 48*im (x)*re(x) + 48*re (x)*im(x) + im(x)/*im(x)
y1 = I*|--------------------------------------------------------- - ------------------------------------------------------------| + ------------------------------------------------------------------ + ---------------------------------------------------
       |                             2     2                                                      2     2                       |                                    2     2                                                       2     2                  
       \                  (5 + re(x))  + im (x)                                        (5 + re(x))  + im (x)                    /                         (5 + re(x))  + im (x)                                         (5 + re(x))  + im (x)               
$$y_{1} = i \left(\frac{\left(\operatorname{re}{\left(x\right)} + 5\right) \left(48 \left(\operatorname{re}{\left(x\right)}\right)^{3} \operatorname{im}{\left(x\right)} - 48 \operatorname{re}{\left(x\right)} \left(\operatorname{im}{\left(x\right)}\right)^{3} + \operatorname{im}{\left(x\right)}\right)}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}} - \frac{\left(12 \left(\operatorname{re}{\left(x\right)}\right)^{4} - 72 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2} + \operatorname{re}{\left(x\right)} + 12 \left(\operatorname{im}{\left(x\right)}\right)^{4} + 1\right) \operatorname{im}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}\right) + \frac{\left(\operatorname{re}{\left(x\right)} + 5\right) \left(12 \left(\operatorname{re}{\left(x\right)}\right)^{4} - 72 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2} + \operatorname{re}{\left(x\right)} + 12 \left(\operatorname{im}{\left(x\right)}\right)^{4} + 1\right)}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}} + \frac{\left(48 \left(\operatorname{re}{\left(x\right)}\right)^{3} \operatorname{im}{\left(x\right)} - 48 \operatorname{re}{\left(x\right)} \left(\operatorname{im}{\left(x\right)}\right)^{3} + \operatorname{im}{\left(x\right)}\right) \operatorname{im}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}$$
y1 = i*((re(x) + 5)*(48*re(x)^3*im(x) - 48*re(x)*im(x)^3 + im(x))/((re(x) + 5)^2 + im(x)^2) - (12*re(x)^4 - 72*re(x)^2*im(x)^2 + re(x) + 12*im(x)^4 + 1)*im(x)/((re(x) + 5)^2 + im(x)^2)) + (re(x) + 5)*(12*re(x)^4 - 72*re(x)^2*im(x)^2 + re(x) + 12*im(x)^4 + 1)/((re(x) + 5)^2 + im(x)^2) + (48*re(x)^3*im(x) - 48*re(x)*im(x)^3 + im(x))*im(x)/((re(x) + 5)^2 + im(x)^2)
Suma y producto de raíces [src]
suma
  /            /       3                 3                 \   /         4           4           2      2           \      \               /         4           4           2      2           \   /       3                 3                 \      
  |(5 + re(x))*\- 48*im (x)*re(x) + 48*re (x)*im(x) + im(x)/   \1 + 12*im (x) + 12*re (x) - 72*im (x)*re (x) + re(x)/*im(x)|   (5 + re(x))*\1 + 12*im (x) + 12*re (x) - 72*im (x)*re (x) + re(x)/   \- 48*im (x)*re(x) + 48*re (x)*im(x) + im(x)/*im(x)
I*|--------------------------------------------------------- - ------------------------------------------------------------| + ------------------------------------------------------------------ + ---------------------------------------------------
  |                             2     2                                                      2     2                       |                                    2     2                                                       2     2                  
  \                  (5 + re(x))  + im (x)                                        (5 + re(x))  + im (x)                    /                         (5 + re(x))  + im (x)                                         (5 + re(x))  + im (x)               
$$i \left(\frac{\left(\operatorname{re}{\left(x\right)} + 5\right) \left(48 \left(\operatorname{re}{\left(x\right)}\right)^{3} \operatorname{im}{\left(x\right)} - 48 \operatorname{re}{\left(x\right)} \left(\operatorname{im}{\left(x\right)}\right)^{3} + \operatorname{im}{\left(x\right)}\right)}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}} - \frac{\left(12 \left(\operatorname{re}{\left(x\right)}\right)^{4} - 72 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2} + \operatorname{re}{\left(x\right)} + 12 \left(\operatorname{im}{\left(x\right)}\right)^{4} + 1\right) \operatorname{im}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}\right) + \frac{\left(\operatorname{re}{\left(x\right)} + 5\right) \left(12 \left(\operatorname{re}{\left(x\right)}\right)^{4} - 72 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2} + \operatorname{re}{\left(x\right)} + 12 \left(\operatorname{im}{\left(x\right)}\right)^{4} + 1\right)}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}} + \frac{\left(48 \left(\operatorname{re}{\left(x\right)}\right)^{3} \operatorname{im}{\left(x\right)} - 48 \operatorname{re}{\left(x\right)} \left(\operatorname{im}{\left(x\right)}\right)^{3} + \operatorname{im}{\left(x\right)}\right) \operatorname{im}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}$$
=
  /            /       3                 3                 \   /         4           4           2      2           \      \               /         4           4           2      2           \   /       3                 3                 \      
  |(5 + re(x))*\- 48*im (x)*re(x) + 48*re (x)*im(x) + im(x)/   \1 + 12*im (x) + 12*re (x) - 72*im (x)*re (x) + re(x)/*im(x)|   (5 + re(x))*\1 + 12*im (x) + 12*re (x) - 72*im (x)*re (x) + re(x)/   \- 48*im (x)*re(x) + 48*re (x)*im(x) + im(x)/*im(x)
I*|--------------------------------------------------------- - ------------------------------------------------------------| + ------------------------------------------------------------------ + ---------------------------------------------------
  |                             2     2                                                      2     2                       |                                    2     2                                                       2     2                  
  \                  (5 + re(x))  + im (x)                                        (5 + re(x))  + im (x)                    /                         (5 + re(x))  + im (x)                                         (5 + re(x))  + im (x)               
$$i \left(\frac{\left(\operatorname{re}{\left(x\right)} + 5\right) \left(48 \left(\operatorname{re}{\left(x\right)}\right)^{3} \operatorname{im}{\left(x\right)} - 48 \operatorname{re}{\left(x\right)} \left(\operatorname{im}{\left(x\right)}\right)^{3} + \operatorname{im}{\left(x\right)}\right)}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}} - \frac{\left(12 \left(\operatorname{re}{\left(x\right)}\right)^{4} - 72 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2} + \operatorname{re}{\left(x\right)} + 12 \left(\operatorname{im}{\left(x\right)}\right)^{4} + 1\right) \operatorname{im}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}\right) + \frac{\left(\operatorname{re}{\left(x\right)} + 5\right) \left(12 \left(\operatorname{re}{\left(x\right)}\right)^{4} - 72 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2} + \operatorname{re}{\left(x\right)} + 12 \left(\operatorname{im}{\left(x\right)}\right)^{4} + 1\right)}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}} + \frac{\left(48 \left(\operatorname{re}{\left(x\right)}\right)^{3} \operatorname{im}{\left(x\right)} - 48 \operatorname{re}{\left(x\right)} \left(\operatorname{im}{\left(x\right)}\right)^{3} + \operatorname{im}{\left(x\right)}\right) \operatorname{im}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}$$
producto
  /            /       3                 3                 \   /         4           4           2      2           \      \               /         4           4           2      2           \   /       3                 3                 \      
  |(5 + re(x))*\- 48*im (x)*re(x) + 48*re (x)*im(x) + im(x)/   \1 + 12*im (x) + 12*re (x) - 72*im (x)*re (x) + re(x)/*im(x)|   (5 + re(x))*\1 + 12*im (x) + 12*re (x) - 72*im (x)*re (x) + re(x)/   \- 48*im (x)*re(x) + 48*re (x)*im(x) + im(x)/*im(x)
I*|--------------------------------------------------------- - ------------------------------------------------------------| + ------------------------------------------------------------------ + ---------------------------------------------------
  |                             2     2                                                      2     2                       |                                    2     2                                                       2     2                  
  \                  (5 + re(x))  + im (x)                                        (5 + re(x))  + im (x)                    /                         (5 + re(x))  + im (x)                                         (5 + re(x))  + im (x)               
$$i \left(\frac{\left(\operatorname{re}{\left(x\right)} + 5\right) \left(48 \left(\operatorname{re}{\left(x\right)}\right)^{3} \operatorname{im}{\left(x\right)} - 48 \operatorname{re}{\left(x\right)} \left(\operatorname{im}{\left(x\right)}\right)^{3} + \operatorname{im}{\left(x\right)}\right)}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}} - \frac{\left(12 \left(\operatorname{re}{\left(x\right)}\right)^{4} - 72 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2} + \operatorname{re}{\left(x\right)} + 12 \left(\operatorname{im}{\left(x\right)}\right)^{4} + 1\right) \operatorname{im}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}\right) + \frac{\left(\operatorname{re}{\left(x\right)} + 5\right) \left(12 \left(\operatorname{re}{\left(x\right)}\right)^{4} - 72 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2} + \operatorname{re}{\left(x\right)} + 12 \left(\operatorname{im}{\left(x\right)}\right)^{4} + 1\right)}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}} + \frac{\left(48 \left(\operatorname{re}{\left(x\right)}\right)^{3} \operatorname{im}{\left(x\right)} - 48 \operatorname{re}{\left(x\right)} \left(\operatorname{im}{\left(x\right)}\right)^{3} + \operatorname{im}{\left(x\right)}\right) \operatorname{im}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}$$
=
  2    /         3           2         \               /         4           4           2      2           \     /                  4           4                  /         3           2         \        2      2   \      
im (x)*\1 + 48*re (x) - 48*im (x)*re(x)/ + (5 + re(x))*\1 + 12*im (x) + 12*re (x) - 72*im (x)*re (x) + re(x)/ + I*\-1 - re(x) - 12*im (x) - 12*re (x) + (5 + re(x))*\1 + 48*re (x) - 48*im (x)*re(x)/ + 72*im (x)*re (x)/*im(x)
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                                                                                                                2     2                                                                                                        
                                                                                                     (5 + re(x))  + im (x)                                                                                                     
$$\frac{\left(\operatorname{re}{\left(x\right)} + 5\right) \left(12 \left(\operatorname{re}{\left(x\right)}\right)^{4} - 72 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2} + \operatorname{re}{\left(x\right)} + 12 \left(\operatorname{im}{\left(x\right)}\right)^{4} + 1\right) + \left(48 \left(\operatorname{re}{\left(x\right)}\right)^{3} - 48 \operatorname{re}{\left(x\right)} \left(\operatorname{im}{\left(x\right)}\right)^{2} + 1\right) \left(\operatorname{im}{\left(x\right)}\right)^{2} + i \left(\left(\operatorname{re}{\left(x\right)} + 5\right) \left(48 \left(\operatorname{re}{\left(x\right)}\right)^{3} - 48 \operatorname{re}{\left(x\right)} \left(\operatorname{im}{\left(x\right)}\right)^{2} + 1\right) - 12 \left(\operatorname{re}{\left(x\right)}\right)^{4} + 72 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2} - \operatorname{re}{\left(x\right)} - 12 \left(\operatorname{im}{\left(x\right)}\right)^{4} - 1\right) \operatorname{im}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)} + 5\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}$$
(im(x)^2*(1 + 48*re(x)^3 - 48*im(x)^2*re(x)) + (5 + re(x))*(1 + 12*im(x)^4 + 12*re(x)^4 - 72*im(x)^2*re(x)^2 + re(x)) + i*(-1 - re(x) - 12*im(x)^4 - 12*re(x)^4 + (5 + re(x))*(1 + 48*re(x)^3 - 48*im(x)^2*re(x)) + 72*im(x)^2*re(x)^2)*im(x))/((5 + re(x))^2 + im(x)^2)