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3cos^2(x/2)-(-4sin^2)(x/2)=0 la ecuación

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Solución numérica:

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Solución

Ha introducido [src]
     2/x\         2    x    
3*cos |-| - -4*sin (x)*- = 0
      \2/              2    
$$- \frac{x}{2} \left(- 4 \sin^{2}{\left(x \right)}\right) + 3 \cos^{2}{\left(\frac{x}{2} \right)} = 0$$
Gráfica
Respuesta numérica [src]
x1 = 3.14159267711177
x2 = -1.19131167925033
x3 = -44.1668470944023
x4 = -87.833819441164
x5 = -3.14159233121604
x6 = -109.955742840489
x7 = -21.9911485864649
x8 = -81.8169143295721
x9 = 34.5575191081862
x10 = -9.42477813372524
x11 = -62.9863267094865
x12 = -15.7079632966416
x13 = -65.9734457650709
x14 = -31.6341138965928
x15 = 3.14159281312854
x16 = -12.2141113363228
x17 = -25.3764692728353
x18 = -56.3853832761128
x19 = -50.0922202468675
x20 = 3.14159300723701
x21 = -3.14159295718498
x22 = -100.408663709844
x23 = -62.6769979559791
x24 = -69.2623339680176
x25 = -18.5643365682695
x26 = 65.9734457529232
x27 = -5.76751276726683
x28 = -94.1214543699891
x29 = -6.75875334999181
x30 = 21.9911485852065
x31 = 15.7079634455208
x32 = -59.6902604576971
x33 = -43.7969673233157
x34 = 28.2743338652235
x35 = -37.8983874277532
x36 = 72.2566310277197
x37 = -19.1304947028335
x38 = -75.5392562047548
x38 = -75.5392562047548