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(√1+tg(x+1/x)) la ecuación

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Solución numérica:

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Solución

Ha introducido [src]
  ___      /    1\    
\/ 1  + tan|x + -| = 0
           \    x/    
$$\tan{\left(x + \frac{1}{x} \right)} + \sqrt{1} = 0$$
Solución detallada
Tenemos la ecuación
$$\tan{\left(x + \frac{1}{x} \right)} + \sqrt{1} = 0$$
cambiamos
$$\tan{\left(x + \frac{1}{x} \right)} + 1 = 0$$
$$\tan{\left(x + \frac{1}{x} \right)} + \sqrt{1} = 0$$
Sustituimos
$$w = \tan{\left(x + \frac{1}{x} \right)}$$
Abrimos los paréntesis en el miembro izquierdo de la ecuación
w + sqrt1 = 0

Transportamos los términos libres (sin w)
del miembro izquierdo al derecho, obtenemos:
$$w = -1$$
Obtenemos la respuesta: w = -1
hacemos cambio inverso
$$\tan{\left(x + \frac{1}{x} \right)} = w$$
sustituimos w:
Gráfica
Respuesta rápida [src]
                 __________
                /        2 
       pi   I*\/  64 - pi  
x1 = - -- - ---------------
       8           8       
$$x_{1} = - \frac{\pi}{8} - \frac{i \sqrt{64 - \pi^{2}}}{8}$$
                 __________
                /        2 
       pi   I*\/  64 - pi  
x2 = - -- + ---------------
       8           8       
$$x_{2} = - \frac{\pi}{8} + \frac{i \sqrt{64 - \pi^{2}}}{8}$$
x2 = -pi/8 + i*sqrt(64 - pi^2)/8
Suma y producto de raíces [src]
suma
            __________               __________
           /        2               /        2 
  pi   I*\/  64 - pi       pi   I*\/  64 - pi  
- -- - --------------- + - -- + ---------------
  8           8            8           8       
$$\left(- \frac{\pi}{8} - \frac{i \sqrt{64 - \pi^{2}}}{8}\right) + \left(- \frac{\pi}{8} + \frac{i \sqrt{64 - \pi^{2}}}{8}\right)$$
=
-pi 
----
 4  
$$- \frac{\pi}{4}$$
producto
/            __________\ /            __________\
|           /        2 | |           /        2 |
|  pi   I*\/  64 - pi  | |  pi   I*\/  64 - pi  |
|- -- - ---------------|*|- -- + ---------------|
\  8           8       / \  8           8       /
$$\left(- \frac{\pi}{8} - \frac{i \sqrt{64 - \pi^{2}}}{8}\right) \left(- \frac{\pi}{8} + \frac{i \sqrt{64 - \pi^{2}}}{8}\right)$$
=
1
$$1$$
1
Respuesta numérica [src]
x1 = 68.3150021424076
x2 = -79.3126061669858
x3 = 71.4572384856569
x4 = 80.8836473914394
x5 = -25.8794987673885
x6 = 21.1584880554901
x7 = -6.92416165464069
x8 = -38.4585079576929
x9 = 11.6954692549634
x10 = 74.5994205929062
x11 = -32.170240069593
x12 = -22.732556966435
x13 = 65.1727037149019
x14 = 30.5978463337356
x15 = 40.0303252722068
x16 = 46.3169012496197
x17 = 93.4516807271747
x18 = 1.80092396169011
x19 = -101.306492042567
x20 = -35.3146004531562
x21 = 96.5936214474211
x22 = -91.8807014391627
x23 = 14.8552488305931
x24 = 55.7453308791011
x25 = -85.5967171192835
x26 = -3.6532629129674
x27 = -47.8884060861853
x28 = 5.30944348735533
x29 = -13.2764474234739
x30 = 36.8866035664326
x31 = 43.1737367573399
x32 = 99.7355402353751
x33 = -73.0283358810605
x34 = -54.1740142398844
x35 = -82.4546792822596
x36 = 58.8878808320461
x37 = 77.7415550428604
x38 = -10.111276644391
x39 = 49.4598658809443
x40 = -66.7438612374732
x41 = -16.4325064422726
x42 = -69.8861275509458
x43 = -98.1645834512855
x44 = -57.3166189812507
x45 = 52.6026665045004
x46 = -19.5838917110857
x47 = 27.4525091761279
x48 = 24.3062013012251
x49 = -76.1704934063026
x50 = 90.3097157849806
x51 = -29.0252793195495
x52 = 18.0086288219916
x53 = 87.1677240009395
x54 = -41.6020653919489
x55 = -60.4591184793799
x56 = 62.030333763479
x57 = -95.0226539648379
x58 = -63.6015283425827
x59 = -88.7387234264341
x60 = 8.52203695965196
x61 = 84.0257023631331
x62 = -44.7453466209856
x63 = -51.0312847983117
x64 = 33.7424847972824
x64 = 33.7424847972824