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1-tan(x)=cos(2*x)

1-tan(x)=cos(2*x) уравнение

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Численное решение:

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Решение

Вы ввели [src]
1 - tan(x) = cos(2*x)
$$- \tan{\left(x \right)} + 1 = \cos{\left(2 x \right)}$$
График
Сумма и произведение корней [src]
сумма
    pi
0 + --
    4 
$$\left(0\right) + \left(\frac{\pi}{4}\right)$$
=
pi
--
4 
$$\frac{\pi}{4}$$
произведение
    pi
0 * --
    4 
$$\left(0\right) * \left(\frac{\pi}{4}\right)$$
=
0
$$0$$
Быстрый ответ [src]
x_1 = 0
$$x_{1} = 0$$
      pi
x_2 = --
      4 
$$x_{2} = \frac{\pi}{4}$$
Численный ответ [src]
x1 = -59.6902604182061
x2 = -18.8495559215388
x3 = -3.14159265358979
x4 = 75.398223686155
x5 = -21.9911485751286
x6 = -34.5575191894877
x7 = 40.8407044966673
x8 = 97.3893722612836
x9 = -43.9822971502571
x10 = -47.1238898038469
x11 = -90.3207882882818
x12 = 31.4159265358979
x13 = -25.1327412287183
x14 = -56.5486677646163
x15 = 18.8495559215388
x16 = 25.9181394849062
x17 = 60.4756585743914
x18 = -33.7721210070069
x19 = 47.9092880702505
x20 = 10.2101761637605
x21 = 69.1150383789755
x22 = 21.9911485751286
x23 = -40.0553062704428
x24 = -18.0641576854111
x25 = 81.6814089933346
x26 = -15.707963267949
x27 = -12.5663706143592
x28 = 3.14159265358979
x29 = -27.4889355676843
x30 = -24.3473424825558
x31 = 0.0
x32 = 3.92699089969499
x33 = 54.1924733424249
x34 = 41.6261033379024
x35 = 78.5398163397448
x36 = -11.7809724223661
x37 = -65.9734457253857
x38 = 85.6084005620198
x39 = -55.7632695904687
x40 = -68.3296396877791
x41 = 76.1836219365806
x42 = 15.707963267949
x43 = -9.42477796076938
x44 = 98.1747705358162
x45 = 84.8230016469244
x46 = 72.2566310325652
x47 = 47.1238898038469
x48 = 6.28318530717959
x49 = 87.9645943005142
x50 = 37.6991118430775
x51 = 63.6172519487717
x52 = -49.4800840012731
x53 = -91.106186954104
x54 = 65.9734457253857
x55 = 25.1327412287183
x56 = -84.0376034404242
x57 = -87.9645943005142
x58 = 82.4668071371481
x59 = -69.1150383789755
x60 = -81.6814089933346
x61 = -37.6991118430775
x62 = 12.5663706143592
x63 = 38.4845100170209
x64 = 32.2013247518101
x65 = -84.8230016469244
x66 = 34.5575191894877
x67 = -2.35619387757485
x68 = 62.8318530717959
x69 = -5.49778706478004
x70 = -62.8318530717959
x71 = -75.398223686155
x72 = -97.3893722612836
x73 = 19.6349547291863
x74 = -62.0464548554342
x75 = 94.2477796076938
x76 = -71.471232194266
x77 = 9.42477796076938
x78 = 50.2654824574367
x79 = 16.4933614684073
x80 = 91.106186954104
x81 = -99.74556675468
x82 = 91.8915852414405
x83 = 56.5486677646163
x84 = 59.6902604182061
x85 = 43.9822971502571
x86 = -46.3384910859114
x87 = 28.2743338823081
x88 = 100.530964914873
x89 = -77.7544181729723
x90 = -31.4159265358979
x91 = 69.9004366557538
x92 = -40.8407044966673
x93 = -93.4623809770826
x94 = -78.5398163397448
x95 = -53.4070751110265
x96 = 53.4070751110265
x96 = 53.4070751110265
График
1-tan(x)=cos(2*x) уравнение