Найду корень уравнения: tg^2x=1
a*w^2 + b*w + c = 0
D = b^2 - 4 * a * c =
(0)^2 - 4 * (1) * (-1) = 4
w1 = (-b + sqrt(D)) / (2*a)
w2 = (-b - sqrt(D)) / (2*a)
сумма
pi pi 0 - -- + -- 4 4
=
0
произведение
-pi pi 1*----*-- 4 4
=
2 -pi ----- 16
-pi x1 = ---- 4
pi x2 = -- 4
x1 = -65.1880475619882
x2 = 68.329640215578
x3 = -41.6261026600648
x4 = 3.92699081698724
x5 = 16.4933614313464
x6 = 30.6305283725005
x7 = 11.7809724509617
x8 = -22.776546738526
x9 = -40.0553063332699
x10 = 8.63937979737193
x11 = -35.3429173528852
x12 = 10.2101761241668
x13 = -5.49778714378214
x14 = 32.2013246992954
x15 = -223.838476568273
x16 = -27.4889357189107
x17 = 24.3473430653209
x18 = -62.0464549083984
x19 = -68.329640215578
x20 = -2228974.91028706
x21 = 46.3384916404494
x22 = -43.1968989868597
x23 = 19.6349540849362
x24 = -69.9004365423729
x25 = -55.7632696012188
x26 = 84.037603483527
x27 = 54.1924732744239
x28 = 90.3207887907066
x29 = -79.3252145031423
x30 = 60.4756585816035
x31 = -24.3473430653209
x32 = -63.6172512351933
x33 = 47.9092879672443
x34 = 52.621676947629
x35 = 98.174770424681
x36 = -90.3207887907066
x37 = -47.9092879672443
x38 = -363.639349653019
x39 = -91.8915851175014
x40 = -10.2101761241668
x41 = -54.1924732744239
x42 = 2.35619449019234
x43 = 80.8960108299372
x44 = -33.7721210260903
x45 = -18.0641577581413
x46 = -60.4756585816035
x47 = 76.1836218495525
x48 = 77.7544181763474
x49 = -99.7455667514759
x50 = -30.6305283725005
x51 = -77.7544181763474
x52 = -93.4623814442964
x53 = -57.3340659280137
x54 = -85.6083998103219
x55 = -3.92699081698724
x56 = -19.6349540849362
x57 = -32.2013246992954
x58 = 91.8915851175014
x59 = 69.9004365423729
x60 = 38.484510006475
x61 = 13.3517687777566
x62 = -82.4668071567321
x63 = -98.174770424681
x64 = 41.6261026600648
x65 = 57.3340659280137
x66 = 55.7632696012188
x67 = 45319.830222523
x68 = -52.621676947629
x69 = -11.7809724509617
x70 = 62.0464549083984
x71 = 82.4668071567321
x72 = -8.63937979737193
x73 = -25.9181393921158
x74 = 1599.8560588406
x75 = -71.4712328691678
x76 = 18.0641577581413
x77 = -96.6039740978861
x78 = -74.6128255227576
x79 = -168.860605130451
x80 = 99.7455667514759
x81 = -2.35619449019234
x82 = 63.6172512351933
x83 = -76.1836218495525
x84 = -46.3384916404494
x85 = 85.6083998103219
x86 = 25.9181393921158
x87 = -84.037603483527
x88 = 33.7721210260903
x89 = -49.4800842940392
x90 = 40.0553063332699
x91 = 96.6039740978861
x92 = -13.3517687777566
x93 = 74.6128255227576
x94 = 520.718982332508