Найду корень уравнения: -2sin(x)+1=0
Перенесём 1 в правую часть ур-ния
с изменением знака при 1
Разделим обе части ур-ния на -2
pi x1 = -- 6
5*pi x2 = ---- 6
сумма
pi 5*pi 0 + -- + ---- 6 6
=
pi
произведение
pi 5*pi 1*--*---- 6 6
=
2 5*pi ----- 36
x1 = 8.90117918517108
x2 = 46.6002910282486
x3 = -627.79493194236
x4 = -87.4409955249159
x5 = -30.8923277602996
x6 = 88.4881930761125
x7 = 44.5058959258554
x8 = 0.523598775598299
x9 = 34.0339204138894
x10 = -79.0634151153431
x11 = -35.081117965086
x12 = -5.75958653158129
x13 = -28.7979326579064
x14 = -49.7418836818384
x15 = 59.1666616426078
x16 = 69.6386371545737
x17 = -18.3259571459405
x18 = 71.733032256967
x19 = 90.5825881785057
x20 = 6.80678408277789
x21 = 63.3554518473942
x22 = 96.8657734856853
x23 = -53.9306738866248
x24 = -66.497044500984
x25 = 134.564885328763
x26 = -3.66519142918809
x27 = 40.317105721069
x28 = -41.3643032722656
x29 = -74.8746249105567
x30 = -22.5147473507269
x31 = 25.6563400043166
x32 = 52.8834763354282
x33 = -16.2315620435473
x34 = 17438.4572213013
x35 = -100.007366139275
x36 = -72.7802298081635
x37 = 82.2050077689329
x38 = 31.9395253114962
x39 = -68.5914396033772
x40 = -60.2138591938044
x41 = 15.1843644923507
x42 = -9.94837673636768
x43 = 84.2994028713261
x44 = -62.3082542961976
x45 = -12.0427718387609
x46 = 19.3731546971371
x47 = 101.054563690472
x48 = 78.0162175641465
x49 = -37.1755130674792
x50 = -4454.25478401473
x51 = 38.2227106186758
x52 = -43.4586983746588
x53 = -24.60914245312
x54 = -81.1578102177363
x55 = 21.4675497995303
x56 = -93.7241808320955
x57 = 13.0899693899575
x58 = 65.4498469497874
x59 = 50.789081233035
x60 = 57.0722665402146
x61 = -2650.98060085419
x62 = 138.753675533549
x63 = 27.7507351067098
x64 = 2.61799387799149
x65 = 75.9218224617533
x66 = -97.9129710368819
x67 = -56.025068989018
x68 = 94.7713783832921
x69 = -85.3466004225227
x70 = -91.6297857297023
x71 = -47.6474885794452