Найду корень уравнения: tg2x=0
с изменением знака при 0
x1 = -12.5663706143592
x2 = 75.398223686155
x3 = 36.1283155162826
x4 = 59.6902604182061
x5 = 40.8407044966673
x6 = 67.5442420521806
x7 = 21.9911485751286
x8 = 89.5353906273091
x9 = 23.5619449019235
x10 = 70.6858347057703
x11 = -87.9645943005142
x12 = -14.1371669411541
x13 = -69.1150383789755
x14 = 4.71238898038469
x15 = 26.7035375555132
x16 = 56.5486677646163
x17 = 92.6769832808989
x18 = -75.398223686155
x19 = -43.9822971502571
x20 = -83.2522053201295
x21 = 42.4115008234622
x22 = -95.8185759344887
x23 = -1.5707963267949
x24 = -39.2699081698724
x25 = 97.3893722612836
x26 = 58.1194640914112
x27 = 6.28318530717959
x28 = 45.553093477052
x29 = 14.1371669411541
x30 = 72.2566310325652
x31 = -58.1194640914112
x32 = -86.3937979737193
x33 = -53.4070751110265
x34 = -72.2566310325652
x35 = -100.530964914873
x36 = -34.5575191894877
x37 = -47.1238898038469
x38 = 86.3937979737193
x39 = 48.6946861306418
x40 = -21.9911485751286
x41 = -7.85398163397448
x42 = -31.4159265358979
x43 = -42.4115008234622
x44 = 18.8495559215388
x45 = -17.2787595947439
x46 = -3.14159265358979
x47 = -78.5398163397448
x48 = -25.1327412287183
x49 = 34.5575191894877
x50 = 95.8185759344887
x51 = -80.1106126665397
x52 = -45.553093477052
x53 = -94.2477796076938
x54 = 12.5663706143592
x55 = -50.2654824574367
x56 = -97.3893722612836
x57 = -89.5353906273091
x58 = 15.707963267949
x59 = 51.8362787842316
x60 = 9.42477796076938
x61 = 0.0
x62 = -61.261056745001
x63 = 73.8274273593601
x64 = 29.845130209103
x65 = 1.5707963267949
x66 = 62.8318530717959
x67 = -37.6991118430775
x68 = 65.9734457253857
x69 = 81.6814089933346
x70 = 31.4159265358979
x71 = -20.4203522483337
x72 = -81.6814089933346
x73 = 28.2743338823081
x74 = -29.845130209103
x75 = -23.5619449019235
x76 = 100.530964914873
x77 = -67.5442420521806
x78 = -64.4026493985908
x79 = 87.9645943005142
x80 = -91.106186954104
x81 = 64.4026493985908
x82 = 37.6991118430775
x83 = -28.2743338823081
x84 = -6.28318530717959
x85 = 43.9822971502571
x86 = -56.5486677646163
x87 = -73.8274273593601
x88 = 94.2477796076938
x89 = -59.6902604182061
x90 = -51.8362787842316
x91 = -9.42477796076938
x92 = -15.707963267949
x93 = 80.1106126665397
x94 = 78.5398163397448
x95 = 7.85398163397448
x96 = 84.8230016469244
x97 = -65.9734457253857
x98 = 50.2654824574367
x99 = 20.4203522483337
x100 = -36.1283155162826
x101 = 53.4070751110265