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___ /3*x\ \/ 2 cos|---| = ----- \ 2 / 2
pi x1 = -- 6
7*pi x2 = ---- 6
x2 = 7*pi/6
suma
pi 7*pi -- + ---- 6 6
=
4*pi ---- 3
producto
pi 7*pi --*---- 6 6
=
2 7*pi ----- 36
7*pi^2/36
x1 = 62.3082542961976
x2 = 29.845130209103
x3 = -74.8746249105567
x4 = -80.1106126665397
x5 = -7.85398163397448
x6 = -4.71238898038469
x7 = -34.0339204138894
x8 = 67.5442420521806
x9 = -58.1194640914112
x10 = 95.8185759344887
x11 = -50.789081233035
x12 = -168.075206967054
x13 = 80.1106126665397
x14 = -3.66519142918809
x15 = 32.9867228626928
x16 = 7.85398163397448
x17 = -29.845130209103
x18 = 70.6858347057703
x19 = 49.7418836818384
x20 = -4171.51144519165
x21 = 17.2787595947439
x22 = -20.4203522483337
x23 = -54.9778714378214
x24 = 42.4115008234622
x25 = -17.2787595947439
x26 = -96.8657734856853
x27 = -24.60914245312
x28 = 100.007366139275
x29 = -67.5442420521806
x30 = 28.7979326579064
x31 = 24.60914245312
x32 = -8.90117918517108
x33 = -45.553093477052
x34 = 38.2227106186758
x35 = -71.733032256967
x36 = -16.2315620435473
x37 = 58.1194640914112
x38 = -28.7979326579064
x39 = 88.4881930761125
x40 = 79.0634151153431
x41 = -100.007366139275
x42 = 422.544211907827
x43 = -49.7418836818384
x44 = 25.6563400043166
x45 = 54.9778714378214
x46 = 21.4675497995303
x47 = -95.8185759344887
x48 = 53.9306738866248
x49 = -66.497044500984
x50 = 16.2315620435473
x51 = -32.9867228626928
x52 = 84.2994028713261
x53 = 83.2522053201295
x54 = -75.9218224617533
x55 = 20.4203522483337
x56 = -53.9306738866248
x57 = 37.1755130674792
x58 = 66.497044500984
x59 = -87.4409955249159
x60 = -70.6858347057703
x61 = -12.0427718387609
x62 = -21.4675497995303
x63 = -91.6297857297023
x64 = 34.0339204138894
x65 = -38.2227106186758
x66 = 71.733032256967
x67 = 12.0427718387609
x68 = 108.384946548848
x69 = -63.3554518473942
x70 = -25.6563400043166
x71 = 63.3554518473942
x72 = -84.2994028713261
x73 = 3.66519142918809
x74 = 74.8746249105567
x75 = 13.0899693899575
x76 = 91.6297857297023
x77 = 1856.15765949597
x78 = -59.1666616426078
x79 = -13.0899693899575
x80 = 46.6002910282486
x81 = 59.1666616426078
x82 = 75.9218224617533
x83 = -62.3082542961976
x84 = 0.523598775598299
x84 = 0.523598775598299