Найду корень уравнения: 2*sin(x)+2=0
Перенесём 2 в правую часть ур-ния
с изменением знака при 2
Разделим обе части ур-ния на 2
-pi x1 = ---- 2
3*pi x2 = ---- 2
сумма
pi 3*pi 0 - -- + ---- 2 2
=
pi
произведение
-pi 3*pi 1*----*---- 2 2
=
2 -3*pi ------ 4
x1 = -7.85398149665124
x2 = -51.8362783335234
x3 = 67.54424230971
x4 = 23.5619451518571
x5 = -70.6858351534454
x6 = 10.9955739381756
x7 = -45.5530935911043
x8 = 29.8451297031011
x9 = 23.5619444059921
x10 = -58.1194639976905
x11 = 67.5442415586719
x12 = 98.9601682515978
x13 = 98.9601692809083
x14 = 42.4115007274741
x15 = 73.8274268520838
x16 = -64.4026498988255
x17 = -95.8185758680502
x18 = -39.2699076683741
x19 = -83.2522042893833
x20 = 48.6946859012172
x21 = -76.9690203748894
x22 = -95.8185763308148
x23 = -7.85398119154045
x24 = 73.8274274426229
x25 = -83.2522055723275
x26 = -89.5353906059052
x27 = -45.5530929624673
x28 = 61.2610563112167
x29 = -7.85398205280014
x30 = 10.9955747360645
x31 = 61.2610571125526
x32 = 17.2787591562062
x33 = -51.8362791922783
x34 = 86.3937978869933
x35 = -1.57079643188553
x36 = -89.535390750197
x37 = -64.4026491641039
x38 = -58.1194645939029
x39 = 42.4115013353669
x40 = -51.8362786893284
x41 = 86.3937984838325
x42 = 80.1106130902139
x43 = -20.420353265929
x44 = 92.6769837888103
x45 = 36.1283159497235
x46 = 80.1106131368654
x47 = -1.57079639503667
x48 = -39.2699084145515
x49 = 92.6769843439965
x50 = 4.7123894841958
x51 = 29.845130330036
x52 = -14.1371668370864
x53 = 48.6946870830469
x54 = -76.9690195738024
x55 = -26.7035379986821
x56 = 73.8274274830848
x57 = -14.1371674455661
x58 = 86.3937978309099
x59 = -70.6858343571487
x60 = 36.1283150875497
x61 = 538.783139388541
x62 = -14.1371667858125
x63 = -32.9867232184024
x64 = -58.1194639046052
x65 = 4.71238874329685
x66 = 23.5619437708833
x67 = -26.7035372004893
x68 = -95.818575476176
x69 = 54.9778710948428
x70 = -45.5530935025548
x71 = -32.9867224188086
x72 = -89.5353901118113
x73 = -20.4203527465087
x74 = 98.9601690454399
x75 = -20.4203520060805
x76 = -1.57079581340397
x77 = 17.2787599560783
x78 = -83.2522048211133
x79 = 54.9778718908148
x80 = -64.4026502975618
x81 = 29.8451303231501
x82 = 48.6946866365921
x83 = 80.1106122287081
x84 = 42.4115007162407
x85 = -102.101761026058
x86 = 92.6769830592094
x87 = 36.1283157235346