El profesor se sorprenderá mucho al ver tu solución correcta😉
___ 3*tan(3*x) - 3*tan(x) + 2*\/ 3 *sin(x) = 0
x1 = 62.8318530717959
x2 = 141.371669411541
x3 = -50.2654824574367
x4 = 47.1238898038469
x5 = 84.8230016469244
x6 = -53.4070751110265
x7 = 91.106186954104
x8 = -84.8230016469244
x9 = 103.672557568463
x10 = -3.14159265358979
x11 = -229.336263712055
x12 = -6.28318530717959
x13 = -40.8407044966673
x14 = 78.5398163397448
x15 = -75.398223686155
x16 = -9.42477796076938
x17 = 72.2566310325652
x18 = -43.9822971502571
x19 = 31.4159265358979
x20 = 9.42477796076938
x21 = 40.8407044966673
x22 = -69.1150383789755
x23 = 12.5663706143592
x24 = 87.9645943005142
x25 = 59.6902604182061
x26 = -37.6991118430775
x27 = -91.106186954104
x28 = 34.5575191894877
x29 = 0.0
x30 = -12.5663706143592
x31 = -78.5398163397448
x32 = -94.2477796076938
x33 = 43.9822971502571
x34 = -31.4159265358979
x35 = -81.6814089933346
x36 = -65.9734457253857
x37 = 56.5486677646163
x38 = 3.14159265358979
x39 = 15.707963267949
x40 = -21.9911485751286
x41 = 50.2654824574367
x42 = -15.707963267949
x43 = 28.2743338823081
x44 = 94.2477796076938
x45 = -59.6902604182061
x46 = -62.8318530717959
x47 = -97.3893722612836
x48 = 21.9911485751286
x49 = 65.9734457253857
x50 = 37.6991118430775
x51 = -6713.58350072139
x52 = -72.2566310325652
x53 = -87.9645943005142
x54 = -28.2743338823081
x55 = 81.6814089933346
x56 = 6.28318530717959
x57 = 100.530964914873
x58 = 75.398223686155
x59 = -47.1238898038469
x59 = -47.1238898038469