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tan(x)^(22)-4*tan(2*x)+4=0 la ecuación

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Solución numérica:

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Solución

Ha introducido [src]
   22                        
tan  (x) - 4*tan(2*x) + 4 = 0
$$\left(\tan^{22}{\left(x \right)} - 4 \tan{\left(2 x \right)}\right) + 4 = 0$$
Gráfica
Suma y producto de raíces [src]
suma
0
$$0$$
=
0
$$0$$
producto
1
$$1$$
=
1
$$1$$
1
Respuesta numérica [src]
x1 = -65.5807466434499
x2 = -41.6978012495521
x3 = 75.7909227680908
x4 = 30.5588297830132
x5 = -78.1471172578091
x6 = -49.8727833755009
x7 = 16.1006623498847
x8 = 6.67588438911535
x9 = 2.28449590070504
x10 = 8.56768120788463
x11 = -96.9966731793478
x12 = -12.1736715324234
x13 = -81.2887099113989
x14 = -68.7223392970397
x15 = 74.5411269332703
x16 = 19.2422550034745
x17 = -90.7134878721682
x18 = 96.5322755083988
x19 = -75.0055246042193
x20 = 69.5077374609112
x21 = 72.649330114501
x22 = 85.2157007288602
x23 = 28.6670329642439
x24 = 68.2579416260907
x25 = 0.39269908193576
x26 = -15.3152641860132
x27 = -53.0143760290907
x28 = 82.0741080752704
x29 = 50.6581815393724
x30 = 90.2490902012192
x31 = -27.8816348003724
x32 = -43.5895980683213
x33 = -24.7400421467826
x34 = -9.03207887883362
x35 = -34.164820107552
x36 = 53.7997741929622
x37 = -18.456856839603
x38 = -71.8639319506295
x39 = -31.0232274539622
x40 = 46.2667930509621
x41 = 60.0829595001418
x42 = 56.941366846552
x43 = -59.2975613362703
x44 = 3.53429173552555
x45 = 9.81747704270514
x46 = -19.7066526744235
x47 = 52.5499783581417
x48 = -5.89048622524383
x49 = -100.138265832938
x50 = -85.6800983998092
x51 = -37.3064127611418
x52 = 41.2334035786031
x53 = 27.4172371294234
x54 = 22.3838476570643
x55 = -2.74889357165403
x56 = -93.855080525758
x57 = 12.9590696962949
x58 = 66.3661448073214
x59 = 34.9502182714235
x60 = -21.5984494931928
x61 = -63.6889498246806
x62 = 63.2245521537316
x63 = 88.35729338245
x64 = 94.6404786896296
x65 = -56.1559686826805
x66 = 78.9325154216806
x67 = 24.2756444758336
x68 = 47.5165888857827
x69 = 38.0918109250133
x70 = -87.5718952185784
x71 = -46.7311907219111
x72 = 97.7820713432194
x73 = -62.4391539898601
x74 = 31.8086256178337
x75 = 44.3749962321929
x76 = -84.4303025649887
x77 = 100.923663996809
x77 = 100.923663996809