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