tg^22x–9tg2x+8=0 уравнение

x1 = 16.0712844383077

x2 = 2.27058571389435

x3 = 24.2617342890229

x4 = 50.6288036277954

x5 = -43.6189759798984

x6 = 91.4695081244627

x7 = 85.1863228172832

x8 = -24.7694200583596

x9 = 52.536068171331

x10 = 60.0535815885648

x11 = -2.77827148323106

x12 = 97.7526934316423

x13 = -93.8844584373351

x14 = -37.3357906727188

x15 = 44.3456183206158

x16 = -9.06145679041065

x17 = -97.0260510909249

x18 = 90.2351800144086

x19 = 28.6376550526669

x20 = -71.8933098622065

x21 = 63.1951742421546

x22 = 53.7703962813852

x23 = -13.4373775540546

x24 = 34.9208403598465

x25 = 88.3279154708729

x26 = 72.619952202924

x27 = 8.55377102107393

x28 = 22.3544697454873

x29 = 41.204025667026

x30 = 30.5449195962025

x31 = 68.24403143928

x32 = -90.7428657837453

x33 = -68.7517172086167

x34 = -34.194198019129

x35 = 56.911988934975

x36 = -81.3180878229759

x37 = 6.64650647753832

x38 = 0.363321170358732

x39 = -59.3269392478473

x40 = 74.5272167464596

x41 = -19.7205628612342

x42 = 19.2128770918975

x43 = -62.4685319014371

x44 = -53.0437539406678

x45 = 47.4872109742056

x46 = -21.6278274047698

x47 = 69.4783595493342

x48 = -75.0349025157963

x49 = 9.78809913112811

x50 = 82.0447301636934

x51 = -15.3446420975902

x52 = 31.7792477062567

x53 = -78.1764951693861

x54 = 46.2528828641515

x55 = 75.7615448565138

x56 = 96.5183653215881

x57 = -87.6012731301555

x58 = -85.6940085866199

x59 = 100.894286085232

x60 = -65.6101245550269

x61 = -56.1853465942575

x62 = 38.0624330134362

x63 = -27.9110127119494

x64 = 3.50491382394852

x65 = 94.6111007780525

x66 = -12.2030494440004

x67 = -100.167643744515

x68 = 66.3367668957444

x69 = -63.7028600114913

x70 = 12.9296917847179

x71 = -49.902161287078

x72 = -41.7117114363628

x73 = -31.0526053655392

x74 = -46.7605686334882

x75 = 78.9031375101036

x76 = -5.91986413682085

x76 = -5.91986413682085