Найду корень уравнения: sin(x/3)=-1/2
сумма
pi 7*pi 0 - -- + ---- 2 2
=
3*pi
произведение
-pi 7*pi 1*----*---- 2 2
=
2 -7*pi ------ 4
-pi x1 = ---- 2
7*pi x2 = ---- 2
x1 = -359.712358836031
x2 = -64.4026493985908
x3 = -1.5707963267949
x4 = -26.7035375555132
x5 = -7.85398163397448
x6 = -95.8185759344887
x7 = 10.9955742875643
x8 = 48.6946861306418
x9 = 86.3937979737193
x10 = -76.9690200129499
x11 = 67.5442420521806
x12 = 111.526539202438
x13 = 17.2787595947439
x14 = 92.6769832808989
x15 = -58.1194640914112
x16 = -39.2699081698724
x17 = 73.8274273593601
x18 = -45.553093477052
x19 = 29.845130209103
x20 = 36.1283155162826
x21 = -102.101761241668
x22 = -20.4203522483337
x23 = 54.9778714378214
x24 = -83.2522053201295