Найду корень уравнения: tgx+2=0
Перенесём 2 в правую часть ур-ния
с изменением знака при 2
сумма
0 - atan(2)
=
-atan(2)
произведение
1*-atan(2)
=
-atan(2)
x1 = 17.7424072037447
x2 = 99.4238161970793
x3 = -26.2398899465124
x4 = 36.5919631252834
x5 = -89.0717430183083
x6 = -57.6558164824104
x7 = -92.2133356718981
x8 = -63.93900178959
x9 = -7.39033402497368
x10 = -35.6646679072818
x11 = 89.9990382363099
x12 = -16.8151119857431
x13 = -101.638113632667
x14 = -70.2221870967695
x15 = 52.2999263932324
x16 = 61.7247043540018
x17 = -79.6469650575389
x18 = 46.0167410860528
x19 = -29.3814826001022
x20 = 39.7335557788732
x21 = 68.0078896611814
x22 = 2.0344439357957
x23 = 30.3087778181038
x24 = -19.9567046393328
x25 = 14.6008145501549
x26 = 96.2822235434895
x27 = -41.9478532144614
x28 = 74.2910749683609
x29 = -126.770854861386
x30 = -48.231038521641
x31 = -4.24874137138388
x32 = 58.583111700412
x33 = 8.31762924297529
x34 = 80.5742602755405
x35 = -85.9301503647185
x36 = -76.5053724039491
x37 = 83.7158529291303
x38 = -51.3726311752308
x39 = -13.6735193321533
x40 = -117.346076900616
x41 = 24.0255925109243