El profesor se sorprenderá mucho al ver tu solución correcta😉
___ 13/2 / 2*pi\ \/ 3 3 *cos(3*x)*cos|x - ----| = 2*----- \ 3 / 2
x1 = -61.2605289217698
x2 = 42.4120286466934
x3 = -25.6568678275478
x4 = -31.9400531347274
x5 = -16.2320898667784
x6 = -1.57026850356372
x7 = -91.6303135529335
x8 = 62.3077264729664
x9 = 26.7040653787444
x10 = -54.9773436145902
x11 = -3.66571925241927
x12 = 36.1288433395138
x13 = -92.6764554576677
x14 = -23.5614170786923
x15 = 86.3943257969505
x16 = -73.826899536129
x17 = 7.85450945720566
x18 = -88.4887208993437
x19 = -67.5437142289494
x20 = -14.1366391179229
x21 = 18.3254293227093
x22 = 29.8456580323342
x23 = -69.6391649778049
x24 = -36.1277876930514
x25 = -47.6480164026764
x26 = -80.1100848433085
x27 = -7.8534538107433
x28 = -51.8357509610004
x29 = 58.1199919146424
x30 = 56.0245411657868
x31 = -102.101233418437
x32 = 14.1376947643852
x33 = 80.1111404897709
x34 = -45.5525656538208
x35 = -82.2055355921641
x36 = 20.4208800715648
x37 = 40.3165778978378
x38 = 64.4031772218219
x39 = -29.8446023858719
x40 = -95.8180481112575
x41 = 84.2988750480949
x42 = 12.0422440155297
x43 = -97.9134988601131
x44 = -9.94890455959886
x45 = -53.931201709856
x46 = -58.11893626818
x47 = 34.0333925906582
x48 = 78.0156897409153
x49 = 100.006838316044
x50 = 95.8191037577199
x51 = -75.9223502849845
x52 = 73.8279551825913
x53 = 51.8368066074628
x53 = 51.8368066074628