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2*cos(x/2)^2+sqrt(3)*cos(x/2)=0 la ecuación

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Solución numérica:

Buscar la solución numérica en el intervalo [, ]

Solución

Ha introducido [src]
     2/x\     ___    /x\    
2*cos |-| + \/ 3 *cos|-| = 0
      \2/            \2/    
$$2 \cos^{2}{\left(\frac{x}{2} \right)} + \sqrt{3} \cos{\left(\frac{x}{2} \right)} = 0$$
Gráfica
Respuesta rápida [src]
x1 = pi
$$x_{1} = \pi$$
     5*pi
x2 = ----
      3  
$$x_{2} = \frac{5 \pi}{3}$$
     7*pi
x3 = ----
      3  
$$x_{3} = \frac{7 \pi}{3}$$
x4 = 3*pi
$$x_{4} = 3 \pi$$
x4 = 3*pi
Suma y producto de raíces [src]
suma
     5*pi   7*pi       
pi + ---- + ---- + 3*pi
      3      3         
$$3 \pi + \left(\frac{7 \pi}{3} + \left(\pi + \frac{5 \pi}{3}\right)\right)$$
=
8*pi
$$8 \pi$$
producto
   5*pi 7*pi     
pi*----*----*3*pi
    3    3       
$$3 \pi \frac{7 \pi}{3} \pi \frac{5 \pi}{3}$$
=
     4
35*pi 
------
  3   
$$\frac{35 \pi^{4}}{3}$$
35*pi^4/3
Respuesta numérica [src]
x1 = 40.8407044966673
x2 = 53.4070751110265
x3 = 97.3893722612836
x4 = 34.5575191894877
x5 = -32.4631240870945
x6 = 32.4631240870945
x7 = 47.1238898038469
x8 = -97.3893722612836
x9 = -7.33038285837618
x10 = -21.9911485751286
x11 = -95.2949771588904
x12 = 3.14159265358979
x13 = -42.9350995990605
x14 = 65.9734457253857
x15 = 17.8023583703422
x16 = -68.0678408277789
x17 = 19.8967534727354
x18 = 45.0294947014537
x19 = -53.4070751110265
x20 = -9.42477796076938
x21 = 80.634211442138
x22 = -34.5575191894877
x23 = 57.5958653158129
x24 = 7.33038285837618
x25 = -19.8967534727354
x26 = 95.2949771588904
x27 = 21.9911485751286
x28 = -47.1238898038469
x29 = -30.3687289847013
x30 = 82.7286065445312
x31 = 28.2743338823081
x32 = -3.14159265358979
x33 = 5.23598775598299
x34 = -65.9734457253857
x35 = -45.0294947014537
x36 = 72.2566310325652
x37 = -59.6902604182061
x38 = -5.23598775598299
x39 = -93.2005820564972
x40 = -57.5958653158129
x41 = -91.106186954104
x42 = 103.672557568463
x43 = 42.9350995990605
x44 = 59.6902604182061
x45 = -80.634211442138
x46 = -40.8407044966673
x47 = 55.5014702134197
x48 = 91.106186954104
x49 = 84.8230016469244
x50 = 78.5398163397448
x51 = -17.8023583703422
x52 = 9.42477796076938
x53 = -55.5014702134197
x54 = -84.8230016469244
x55 = 68.0678408277789
x56 = -78.5398163397448
x57 = 15.707963267949
x58 = -28.2743338823081
x59 = -15.707963267949
x60 = -72.2566310325652
x61 = -70.162235930172
x62 = 93.2005820564972
x63 = 70.162235930172
x64 = -82.7286065445312
x65 = 30.3687289847013
x65 = 30.3687289847013