Найду корень уравнения: -sin2x=0
с изменением знака при 0
Разделим обе части ур-ния на -1
сумма
pi 0 + 0 + -- 2
=
pi -- 2
произведение
pi 1*0*-- 2
=
0
x1 = 36.1283155162826
x2 = 59.6902604182061
x3 = 67.5442420521806
x4 = 21.9911485751286
x5 = -483.805268652828
x6 = 89.5353906273091
x7 = 23.5619449019235
x8 = 70.6858347057703
x9 = -87.9645943005142
x10 = -14.1371669411541
x11 = 4.71238898038469
x12 = 26.7035375555132
x13 = 56.5486677646163
x14 = 92.6769832808989
x15 = -75.398223686155
x16 = -43.9822971502571
x17 = -83.2522053201295
x18 = 42.4115008234622
x19 = -95.8185759344887
x20 = -1.5707963267949
x21 = -39.2699081698724
x22 = 58.1194640914112
x23 = 6.28318530717959
x24 = 45.553093477052
x25 = 14.1371669411541
x26 = 72.2566310325652
x27 = -58.1194640914112
x28 = -86.3937979737193
x29 = -53.4070751110265
x30 = -72.2566310325652
x31 = -119.380520836412
x32 = 86.3937979737193
x33 = 48.6946861306418
x34 = -21.9911485751286
x35 = -7.85398163397448
x36 = -31.4159265358979
x37 = -42.4115008234622
x38 = -17.2787595947439
x39 = 34.5575191894877
x40 = 95.8185759344887
x41 = -80.1106126665397
x42 = -45.553093477052
x43 = -94.2477796076938
x44 = 113.097335529233
x45 = 12.5663706143592
x46 = -50.2654824574367
x47 = -97.3893722612836
x48 = -89.5353906273091
x49 = 15.707963267949
x50 = 51.8362787842316
x51 = 0.0
x52 = -61.261056745001
x53 = 73.8274273593601
x54 = 29.845130209103
x55 = -40.8407044966673
x56 = 1.5707963267949
x57 = -37.6991118430775
x58 = 65.9734457253857
x59 = 81.6814089933346
x60 = 31.4159265358979
x61 = -20.4203522483337
x62 = -81.6814089933346
x63 = 28.2743338823081
x64 = -29.845130209103
x65 = -23.5619449019235
x66 = 100.530964914873
x67 = -48.6946861306418
x68 = 590.619418874881
x69 = -67.5442420521806
x70 = -64.4026493985908
x71 = 87.9645943005142
x72 = 64.4026493985908
x73 = 37.6991118430775
x74 = -28.2743338823081
x75 = -6.28318530717959
x76 = 43.9822971502571
x77 = -73.8274273593601
x78 = 94.2477796076938
x79 = -59.6902604182061
x80 = -51.8362787842316
x81 = -9.42477796076938
x82 = -15.707963267949
x83 = 80.1106126665397
x84 = 78.5398163397448
x85 = 7.85398163397448
x86 = -65.9734457253857
x87 = 50.2654824574367
x88 = 20.4203522483337
x89 = -36.1283155162826