El profesor se sorprenderá mucho al ver tu solución correcta😉
___ \/ 3 sin(3*x)*cos(x) - cos(3*x)*cos(x) = ----- 2
x1 = 16.2315620435473
x2 = 54.2865182132731
x3 = 63.3554518473942
x4 = 60.2138591938044
x5 = 57.0722665402146
x6 = 50.789081233035
x7 = -90.2267438518574
x8 = 48.0033329060935
x9 = 91.9856300563506
x10 = -74.5187805839085
x11 = 32.2953696381445
x12 = -93.7241808320955
x13 = 4.02103575583637
x14 = 19.7289990237853
x15 = -96.509929159037
x16 = 22.5147473507269
x17 = -49.3860393551901
x18 = -5.75958653158129
x19 = -27.7507351067098
x20 = -61.9524099695493
x21 = -49.7418836818384
x22 = 9.94837673636768
x23 = 0.523598775598299
x24 = 98.2688153635302
x25 = -56.025068989018
x26 = -83.9435585446778
x27 = 82.2050077689329
x28 = -5.40374220493301
x29 = 88.4881930761125
x30 = -33.6780760872411
x31 = -8.5453348585228
x32 = -30.5364834336514
x33 = -46.2444467016003
x34 = -87.4409955249159
x35 = -17.9701128192922
x36 = -43.4586983746588
x37 = -78.0162175641465
x38 = 35.4369622917343
x39 = -68.5914396033772
x40 = 29.1537769845547
x41 = -1365.71336120931
x42 = -21.4675497995303
x43 = -26991.6846365413
x44 = -52.5276320087799
x45 = 44.5058959258554
x46 = 13.4458137166058
x47 = 95.1272227099404
x48 = 41.7201475989139
x49 = 66.497044500984
x50 = -39.9612613944207
x51 = 69.994481481222
x52 = -2.26214955134321
x53 = 76.2776667884016
x54 = -100.007366139275
x55 = -11.6869275121126
x56 = 60.5697035204526
x57 = -105.934707119806
x58 = -68.2355952767289
x59 = -71.733032256967
x60 = 41.3643032722656
x61 = -24.2532981264718
x62 = 26.0121843309649
x63 = -65.4498469497874
x64 = 38.2227106186758
x65 = 85.3466004225227
x66 = 10.304221063016
x66 = 10.304221063016