Найду корень уравнения: tg(x) = -2
x1 = -19.9567046393328
x2 = -92.2133356718981
x3 = -35.6646679072818
x4 = 2.0344439357957
x5 = -57.6558164824104
x6 = 74.2910749683609
x7 = -79.6469650575389
x8 = -13.6735193321533
x9 = -4.24874137138388
x10 = 17.7424072037447
x11 = 39.7335557788732
x12 = -76.5053724039491
x13 = -41.9478532144614
x14 = -117.346076900616
x15 = 68.0078896611814
x16 = -51.3726311752308
x17 = -7.39033402497368
x18 = 36.5919631252834
x19 = -101.638113632667
x20 = 80.5742602755405
x21 = 52.2999263932324
x22 = 83.7158529291303
x23 = -89.0717430183083
x24 = -29.3814826001022
x25 = 61.7247043540018
x26 = -85.9301503647185
x27 = 99.4238161970793
x28 = 96.2822235434895
x29 = 14.6008145501549
x30 = 30.3087778181038
x31 = -26.2398899465124
x32 = -16.8151119857431
x33 = 46.0167410860528
x34 = 8.31762924297529
x35 = 58.583111700412
x36 = 89.9990382363099
x37 = -70.2221870967695
x38 = 24.0255925109243
x39 = -126.770854861386
x40 = -48.231038521641
x41 = -63.93900178959