Найду корень уравнения: tan(x/4)=-1
сумма
0 - pi
=
-pi
произведение
1*-pi
=
-pi
x1 = -3.14159265358979
x2 = 34.5575191894877
x3 = -65.9734457253857
x4 = 72.2566310325652
x5 = 21.9911485751286
x6 = 47.1238898038469
x7 = 84.8230016469244
x8 = -15.707963267949
x9 = -91.106186954104
x10 = 59.6902604182061
x11 = 9.42477796076938
x12 = -40.8407044966673
x13 = -78.5398163397448
x14 = -103.672557568463
x15 = 97.3893722612836
x16 = -28.2743338823081
x17 = -53.4070751110265