Solución detallada
Tenemos la ecuación
$$\cos{\left(p x \right)} = - \frac{7}{3}$$
es la ecuación trigonométrica más simple
Como el miembro derecho de la ecuación
en el módulo =
True
pero cos
no puede ser más de 1 o menos de -1
significa que la ecuación correspondiente no tiene solución.
/ (-re(acos(-7/3)) + 2*pi)*im(p) im(acos(-7/3))*re(p)\ (-re(acos(-7/3)) + 2*pi)*re(p) im(p)*im(acos(-7/3))
x1 = I*|- ------------------------------ - --------------------| + ------------------------------ - --------------------
| 2 2 2 2 | 2 2 2 2
\ im (p) + re (p) im (p) + re (p) / im (p) + re (p) im (p) + re (p)
$$x_{1} = i \left(- \frac{\operatorname{re}{\left(p\right)} \operatorname{im}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}} - \frac{\left(- \operatorname{re}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)} + 2 \pi\right) \operatorname{im}{\left(p\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}}\right) + \frac{\left(- \operatorname{re}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)} + 2 \pi\right) \operatorname{re}{\left(p\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}} - \frac{\operatorname{im}{\left(p\right)} \operatorname{im}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}}$$
/acos(-7/3)\ /acos(-7/3)\
x2 = I*im|----------| + re|----------|
\ p / \ p /
$$x_{2} = \operatorname{re}{\left(\frac{\operatorname{acos}{\left(- \frac{7}{3} \right)}}{p}\right)} + i \operatorname{im}{\left(\frac{\operatorname{acos}{\left(- \frac{7}{3} \right)}}{p}\right)}$$
x2 = re(acos(-7/3)/p) + i*im(acos(-7/3)/p)
Suma y producto de raíces
[src]
/ (-re(acos(-7/3)) + 2*pi)*im(p) im(acos(-7/3))*re(p)\ (-re(acos(-7/3)) + 2*pi)*re(p) im(p)*im(acos(-7/3)) /acos(-7/3)\ /acos(-7/3)\
I*|- ------------------------------ - --------------------| + ------------------------------ - -------------------- + I*im|----------| + re|----------|
| 2 2 2 2 | 2 2 2 2 \ p / \ p /
\ im (p) + re (p) im (p) + re (p) / im (p) + re (p) im (p) + re (p)
$$\left(\operatorname{re}{\left(\frac{\operatorname{acos}{\left(- \frac{7}{3} \right)}}{p}\right)} + i \operatorname{im}{\left(\frac{\operatorname{acos}{\left(- \frac{7}{3} \right)}}{p}\right)}\right) + \left(i \left(- \frac{\operatorname{re}{\left(p\right)} \operatorname{im}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}} - \frac{\left(- \operatorname{re}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)} + 2 \pi\right) \operatorname{im}{\left(p\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}}\right) + \frac{\left(- \operatorname{re}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)} + 2 \pi\right) \operatorname{re}{\left(p\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}} - \frac{\operatorname{im}{\left(p\right)} \operatorname{im}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}}\right)$$
/ (-re(acos(-7/3)) + 2*pi)*im(p) im(acos(-7/3))*re(p)\ /acos(-7/3)\ (-re(acos(-7/3)) + 2*pi)*re(p) im(p)*im(acos(-7/3)) /acos(-7/3)\
I*|- ------------------------------ - --------------------| + I*im|----------| + ------------------------------ - -------------------- + re|----------|
| 2 2 2 2 | \ p / 2 2 2 2 \ p /
\ im (p) + re (p) im (p) + re (p) / im (p) + re (p) im (p) + re (p)
$$i \left(- \frac{\operatorname{re}{\left(p\right)} \operatorname{im}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}} - \frac{\left(- \operatorname{re}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)} + 2 \pi\right) \operatorname{im}{\left(p\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}}\right) + \operatorname{re}{\left(\frac{\operatorname{acos}{\left(- \frac{7}{3} \right)}}{p}\right)} + i \operatorname{im}{\left(\frac{\operatorname{acos}{\left(- \frac{7}{3} \right)}}{p}\right)} + \frac{\left(- \operatorname{re}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)} + 2 \pi\right) \operatorname{re}{\left(p\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}} - \frac{\operatorname{im}{\left(p\right)} \operatorname{im}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}}$$
/ / (-re(acos(-7/3)) + 2*pi)*im(p) im(acos(-7/3))*re(p)\ (-re(acos(-7/3)) + 2*pi)*re(p) im(p)*im(acos(-7/3))\ / /acos(-7/3)\ /acos(-7/3)\\
|I*|- ------------------------------ - --------------------| + ------------------------------ - --------------------|*|I*im|----------| + re|----------||
| | 2 2 2 2 | 2 2 2 2 | \ \ p / \ p //
\ \ im (p) + re (p) im (p) + re (p) / im (p) + re (p) im (p) + re (p) /
$$\left(\operatorname{re}{\left(\frac{\operatorname{acos}{\left(- \frac{7}{3} \right)}}{p}\right)} + i \operatorname{im}{\left(\frac{\operatorname{acos}{\left(- \frac{7}{3} \right)}}{p}\right)}\right) \left(i \left(- \frac{\operatorname{re}{\left(p\right)} \operatorname{im}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}} - \frac{\left(- \operatorname{re}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)} + 2 \pi\right) \operatorname{im}{\left(p\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}}\right) + \frac{\left(- \operatorname{re}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)} + 2 \pi\right) \operatorname{re}{\left(p\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}} - \frac{\operatorname{im}{\left(p\right)} \operatorname{im}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)}}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}}\right)$$
/ /acos(-7/3)\ /acos(-7/3)\\
-|I*im|----------| + re|----------||*(I*((-re(acos(-7/3)) + 2*pi)*im(p) + im(acos(-7/3))*re(p)) + im(p)*im(acos(-7/3)) - (-re(acos(-7/3)) + 2*pi)*re(p))
\ \ p / \ p //
---------------------------------------------------------------------------------------------------------------------------------------------------------
2 2
im (p) + re (p)
$$- \frac{\left(\operatorname{re}{\left(\frac{\operatorname{acos}{\left(- \frac{7}{3} \right)}}{p}\right)} + i \operatorname{im}{\left(\frac{\operatorname{acos}{\left(- \frac{7}{3} \right)}}{p}\right)}\right) \left(i \left(\operatorname{re}{\left(p\right)} \operatorname{im}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)} + \left(- \operatorname{re}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)} + 2 \pi\right) \operatorname{im}{\left(p\right)}\right) - \left(- \operatorname{re}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)} + 2 \pi\right) \operatorname{re}{\left(p\right)} + \operatorname{im}{\left(p\right)} \operatorname{im}{\left(\operatorname{acos}{\left(- \frac{7}{3} \right)}\right)}\right)}{\left(\operatorname{re}{\left(p\right)}\right)^{2} + \left(\operatorname{im}{\left(p\right)}\right)^{2}}$$
-(i*im(acos(-7/3)/p) + re(acos(-7/3)/p))*(i*((-re(acos(-7/3)) + 2*pi)*im(p) + im(acos(-7/3))*re(p)) + im(p)*im(acos(-7/3)) - (-re(acos(-7/3)) + 2*pi)*re(p))/(im(p)^2 + re(p)^2)