El profesor se sorprenderá mucho al ver tu solución correcta😉
/3*pi \ cos|---- - 2*x| = 0 \ 2 /
cambiando el signo de 0
Dividamos ambos miembros de la ecuación en -1
suma
pi -- 2
=
pi -- 2
producto
pi 0*-- 2
=
0
0
x1 = 48.6946861306418
x2 = 81.6814089933346
x3 = -14.1371669411541
x4 = -86.3937979737193
x5 = -1.5707963267949
x6 = -483.805268652828
x7 = 23.5619449019235
x8 = 59.6902604182061
x9 = 73.8274273593601
x10 = 4.71238898038469
x11 = 34.5575191894877
x12 = -21.9911485751286
x13 = -20.4203522483337
x14 = 15.707963267949
x15 = -95.8185759344887
x16 = 26.7035375555132
x17 = -81.6814089933346
x18 = 31.4159265358979
x19 = -40.8407044966673
x20 = 20.4203522483337
x21 = -94.2477796076938
x22 = 67.5442420521806
x23 = -59.6902604182061
x24 = 36.1283155162826
x25 = -43.9822971502571
x26 = 58.1194640914112
x27 = -29.845130209103
x28 = -31.4159265358979
x29 = 12.5663706143592
x30 = 43.9822971502571
x31 = 7.85398163397448
x32 = -15.707963267949
x33 = 0.0
x34 = 89.5353906273091
x35 = -65.9734457253857
x36 = -28.2743338823081
x37 = 51.8362787842316
x38 = 70.6858347057703
x39 = -50.2654824574367
x40 = 80.1106126665397
x41 = -75.398223686155
x42 = 45.553093477052
x43 = -119.380520836412
x44 = 14.1371669411541
x45 = 28.2743338823081
x46 = 65.9734457253857
x47 = -67.5442420521806
x48 = 42.4115008234622
x49 = -45.553093477052
x50 = 113.097335529233
x51 = -58.1194640914112
x52 = -87.9645943005142
x53 = -6.28318530717959
x54 = -83.2522053201295
x55 = -97.3893722612836
x56 = 94.2477796076938
x57 = 590.619418874881
x58 = -17.2787595947439
x59 = 95.8185759344887
x60 = -39.2699081698724
x61 = 72.2566310325652
x62 = -36.1283155162826
x63 = 1.5707963267949
x64 = -9.42477796076938
x65 = -64.4026493985908
x66 = 56.5486677646163
x67 = 92.6769832808989
x68 = -51.8362787842316
x69 = 100.530964914873
x70 = -89.5353906273091
x71 = 6.28318530717959
x72 = -61.261056745001
x73 = -53.4070751110265
x74 = -73.8274273593601
x75 = 21.9911485751286
x76 = 29.845130209103
x77 = 87.9645943005142
x78 = -72.2566310325652
x79 = 37.6991118430775
x80 = 50.2654824574367
x81 = 86.3937979737193
x82 = 64.4026493985908
x83 = -48.6946861306418
x84 = -37.6991118430775
x85 = -23.5619449019235
x86 = 78.5398163397448
x87 = -42.4115008234622
x88 = -80.1106126665397
x89 = -7.85398163397448
x89 = -7.85398163397448