El profesor se sorprenderá mucho al ver tu solución correcta😉
___ \/ 3 *cos(x) - sin(x) = 2*cos(3*x)
x1 = -56.2868683768171
x2 = -67.6751417460801
x3 = -14.2680666350536
x4 = -12.30457122656
x5 = -65.7116463375865
x6 = 0.261799387799149
x7 = 103.541657874564
x8 = 64.2717497046912
x9 = 57.9885643975116
x10 = 14.0062672472545
x11 = -100.269165527074
x12 = -69.245938072875
x13 = 40.7098048027677
x14 = 78.4089166458453
x15 = 79.9797129726402
x16 = -95.9494756283883
x17 = 31.6777259236971
x18 = -53.5379748049261
x19 = -7.98488132787406
x20 = 22.2529479629277
x21 = -91.2370866480036
x22 = -93.9859802198946
x23 = 34.4266194955881
x24 = -70.8167343996699
x25 = -31.5468262297975
x26 = 84.6921019530248
x27 = -34.2957198016886
x28 = 29.7142305152035
x29 = 51.705379090332
x30 = 95.6876762405891
x31 = -89.6662903212087
x32 = 18.7186562276392
x33 = -21.7293491873294
x34 = -97.5202719551832
x35 = 66.2352451131848
x36 = -71.9948316447661
x37 = 70.5549350118708
x38 = -6.02138591938044
x39 = 37.9609112308767
x40 = 88.2263936883134
x41 = 6.15228561328001
x42 = 15.9697626557481
x43 = -36.2592152101822
x44 = 100.400065220974
x45 = -73.9583270532597
x46 = -1.70169602069447
x47 = -28.012534494509
x48 = 6.54498469497874
x49 = -51.9671784781312
x50 = -87.7027949127151
x51 = -43.720497762458
x52 = 44.2440965380563
x53 = 42.2806011295626
x54 = 92.5460835869993
x55 = -29.9760299030026
x56 = -15.8388629618485
x57 = 56.4177680707167
x58 = 7.72308194007491
x59 = -59.8211601121056
x60 = 28.1434341884086
x61 = 75.6600230739542
x62 = -45.6839931709516
x63 = 50.1345827635371
x64 = -37.8300115369771
x65 = -9.55567765466895
x66 = 97.6511716490827
x67 = -23.692844595823
x68 = -58.2503637853107
x69 = -25.2636409226179
x70 = 94.1168799137942
x71 = 20.2894525544341
x72 = 53.6688744988256
x73 = 81.9432083811338
x74 = 90.9752872602044
x75 = -17.4096592886434
x76 = -3.27249234748937
x77 = -37.4373124552784
x78 = -81.8123086872342
x79 = 59.9520598060052
x80 = -47.2547894977465
x81 = -75.5291233800546
x82 = 72.1257313386657
x83 = 35.997415822383
x84 = 86.2628982798197
x85 = 9.68657734856853
x86 = -78.2780169519457
x87 = 62.7009533778963
x88 = -50.0036830696375
x89 = 73.6965276654606
x90 = -80.2415123604393
x91 = 157.341432067289
x92 = 12.4354709204596
x92 = 12.4354709204596