Найду корень уравнения: -2cos0,75x=1
Разделим обе части ур-ния на -2
x1 = 2.79252680319093
x2 = 5.58505360638185
сумма
2.79252680319093 + 5.58505360638185
=
8.37758040957278
произведение
2.79252680319093*5.58505360638185
=
15.5964118930795
x1 = -64.2281164733913
x2 = -72.6056968829641
x3 = 72.6056968829641
x4 = -19.5476876223365
x5 = 5.58505360638185
x6 = -61.4355896702004
x7 = 30.7177948351002
x8 = -3638.66242455778
x9 = 44.6804288510548
x10 = 145.211393765928
x11 = -2.79252680319093
x12 = -5.58505360638185
x13 = 89.3608577021097
x14 = 78.190750489346
x15 = -69.8131700797732
x16 = -47.4729556542458
x17 = 22.3402144255274
x18 = 61.4355896702004
x19 = -36.3028484414821
x20 = -22.3402144255274
x21 = 19.5476876223365
x22 = 39.095375244673
x23 = -189.891822616983
x24 = 80.9832772925369
x25 = -55.8505360638185
x26 = -39.095375244673
x27 = 53.0580092606276
x28 = -2217.2662817336
x29 = -675.791486372204
x30 = 55.8505360638185
x31 = 17573.3711724805
x32 = 97.7384381116825
x33 = -94.9459113084915
x34 = -53.0580092606276
x35 = -44.6804288510548
x36 = 47.4729556542458
x37 = 36.3028484414821
x38 = -103.323491718064
x39 = -30.7177948351002
x40 = -89.3608577021097
x41 = 11.1701072127637
x42 = -13.9626340159546
x43 = -27.9252680319093
x44 = -78.190750489346
x45 = 86.5683308989187
x46 = -97.7384381116825
x47 = -11.1701072127637
x48 = -80.9832772925369
x49 = 2.79252680319093
x50 = 315.555528760575
x51 = 64.2281164733913
x52 = 13.9626340159546
x53 = 94.9459113084915
x54 = 69.8131700797732
x55 = 27.9252680319093
x56 = -86.5683308989187