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/ 2 \ ___________ 3*\tan (x) - 1/*\/ -5*cos(x) = 0
a*w^2 + b*w + c = 0
D = b^2 - 4 * a * c =
(0)^2 - 4 * (3*sqrt(5)*sqrt(-cos(x))) * (-3*sqrt(5)*sqrt(-cos(x))) = 180*(-cos(x))
w1 = (-b + sqrt(D)) / (2*a)
w2 = (-b - sqrt(D)) / (2*a)
suma
pi pi - -- + -- 4 4
=
0
producto
-pi pi ----*-- 4 4
=
2 -pi ----- 16
-pi^2/16
-pi x1 = ---- 4
pi x2 = -- 4
x2 = pi/4
x1 = -96.6039740978861
x2 = 32.2013246992954
x3 = -27.4889357189107
x4 = 10.2101761241668
x5 = -32.2013246992954
x6 = -41.6261026600648
x7 = 55.7632696012188
x8 = 30.6305283725005
x9 = -19.6349540849362
x10 = 90.3207887907066
x11 = -3.92699081698724
x12 = 82.4668071567321
x13 = -69.9004365423729
x14 = 52.621676947629
x15 = -77.7544181763474
x16 = 16.4933614313464
x17 = 41.6261026600648
x18 = 96.6039740978861
x19 = -91.8915851175014
x20 = -46.3384916404494
x21 = -5.49778714378214
x22 = -62.0464549083984
x23 = -84.037603483527
x24 = 91.8915851175014
x25 = -55.7632696012188
x26 = 77.7544181763474
x27 = 84.037603483527
x28 = -71.4712328691678
x29 = 8.63937979737193
x30 = -76.1836218495525
x31 = 60.4756585816035
x32 = 3.92699081698724
x33 = 38.484510006475
x34 = -90.3207887907066
x35 = 58.9048622548086
x36 = -79.3252145031423
x37 = 98.174770424681
x38 = -18.0641577581413
x39 = 76.1836218495525
x40 = -13.3517687777566
x41 = -74.6128255227576
x42 = 24.3473430653209
x43 = -40.0553063332699
x44 = -98.174770424681
x45 = -68.329640215578
x46 = 46.3384916404494
x47 = 40.0553063332699
x48 = -33.7721210260903
x49 = -25.9181393921158
x50 = -52.621676947629
x51 = -49.4800842940392
x52 = -57.3340659280137
x53 = 35.3429173528852
x54 = 25.9181393921158
x55 = 85.6083998103219
x56 = -10.2101761241668
x57 = -35.3429173528852
x58 = -99.7455667514759
x59 = 80.8960108299372
x60 = 74.6128255227576
x61 = -8.63937979737193
x62 = 62.0464549083984
x63 = 54.1924732744239
x64 = -24.3473430653209
x65 = 68.329640215578
x66 = 63.6172512351933
x67 = 19.6349540849362
x68 = -85.6083998103219
x69 = 18.0641577581413
x70 = -93.4623814442964
x71 = 14.9225651045515
x72 = -54.1924732744239
x73 = 2.35619449019234
x74 = 99.7455667514759
x75 = -11.7809724509617
x76 = 11.7809724509617
x77 = -30.6305283725005
x78 = 69.9004365423729
x79 = -63.6172512351933
x80 = -2.35619449019234
x81 = 33.7721210260903
x82 = 47.9092879672443
x83 = -47.9092879672443
x83 = -47.9092879672443