El profesor se sorprenderá mucho al ver tu solución correcta😉
cos(x) cos(x) / ___\ 2 -2 *log(2)*sin(x)*atan\\/ x / + --------------- = 0 ___ 2*\/ x *(x + 1)
x1 = -94.247746371718 + 0.000505096444005926*i
x2 = -37.6989011050267 + 0.00201597212022417*i
x3 = -25.1322614589254 - 0.00373414057405436*i
x4 = 75.3989704306734
x5 = 6.31610121891005
x6 = 100.53144649139
x7 = -31.415621634202 + 0.00265874091081738*i
x8 = 9.40677791265861
x9 = 40.8387986115422
x10 = -43.9821428478716 + 0.00159608696606111*i
x11 = 97.3888668057599
x12 = -50.2653646219512 + 0.00130411552875464*i
x13 = 56.54982640103
x14 = 12.5779296705926
x15 = 37.7012657285131
x16 = -100.53093572129 + 0.000458308581071088*i
x17 = 62.832839460321
x18 = -87.9645561205231 + 0.000560424735272728*i
x19 = -6.27474001612387 + 0.0325005224537153*i
x20 = -6.27474001612387 - 0.0325005224537153*i
x21 = 43.9839985340583
x22 = 53.405810628684
x23 = 47.122358636611
x24 = 81.6820698983766
x25 = -81.6813646782029 + 0.000626647301500081*i
x26 = 91.1056274148622
x27 = -75.3981716290039 + 0.000707023141957016*i
x28 = 78.5391146675166
x29 = 65.972530118409
x30 = 87.9651845792134
x31 = 15.6997267428939
x32 = 72.2558341516396
x33 = 94.2483109561482
x34 = 21.9862298992394
x35 = 28.270987149157
x36 = -12.5643852488764 + 0.0108370959372229*i
x37 = 34.5550579789647
x38 = 6197.10716291116 - 186.38755451297*i
x39 = 59.6891935838387
x40 = -69.1149763585968 + 0.000806181424558971*i
x41 = 31.41877370631
x42 = 3.04410591811499
x43 = 84.8223776952149
x44 = 18.8557788261912
x45 = -69.1149763585968 - 0.000806181424558971*i
x46 = 50.2668696154006
x47 = -56.5485748460211 + 0.00109144998245746*i
x47 = -56.5485748460211 + 0.00109144998245746*i