El profesor se sorprenderá mucho al ver tu solución correcta😉
4/x\ 4/x\ / pi\ sin |-| - cos |-| = cos|x - --| \4/ \4/ \ 2 /
suma
5*pi pi - ---- - pi - -- + pi 3 3
=
-2*pi
producto
-5*pi -pi -----*(-pi)*----*pi 3 3
=
4 -5*pi ------ 9
-5*pi^4/9
-5*pi x1 = ----- 3
x2 = -pi
-pi x3 = ---- 3
x4 = pi
x4 = pi
x1 = -65.9734457253857
x2 = 21.9911485751286
x3 = -28.2743338823081
x4 = -91.106186954104
x5 = 15.707963267949
x6 = 91.106186954104
x7 = -53.4070751110265
x8 = -80.634211442138
x9 = -47.1238898038469
x10 = 82.7286065445312
x11 = 95.2949771588904
x12 = 11.5191730631626
x13 = 36.6519142918809
x14 = -93.2005820564972
x15 = 34.5575191894877
x16 = 40.8407044966673
x17 = -51.3126800086333
x18 = 19.8967534727354
x19 = -84.8230016469244
x20 = -3.14159265358979
x21 = 32.4631240870945
x22 = -34.5575191894877
x23 = -30.3687289847013
x24 = -26.1799387799149
x25 = -17.8023583703422
x26 = 99.4837673636768
x27 = 9.42477796076938
x28 = 72.2566310325652
x29 = -156.032435128293
x30 = -76.4454212373516
x31 = 65.9734457253857
x32 = -38.7463093942741
x33 = 3.14159265358979
x34 = 45.0294947014537
x35 = 84.8230016469244
x36 = 57.5958653158129
x37 = 53.4070751110265
x38 = -13.6135681655558
x39 = -21.9911485751286
x40 = -15.707963267949
x41 = 86.9173967493176
x42 = 7.33038285837618
x43 = -78.5398163397448
x44 = 2671.40095310252
x45 = -59.6902604182061
x46 = -97.3893722612836
x47 = 160.221225333079
x48 = 28.2743338823081
x49 = -42.9350995990605
x50 = -55.5014702134197
x51 = -9.42477796076938
x52 = 97.3893722612836
x53 = 61.7846555205993
x54 = 78.5398163397448
x55 = 49.2182849062401
x56 = -68.0678408277789
x57 = -5.23598775598299
x58 = 24.0855436775217
x59 = 74.3510261349584
x60 = 59.6902604182061
x61 = -101.57816246607
x62 = 70.162235930172
x63 = -89.0117918517108
x64 = -72.2566310325652
x65 = -1.0471975511966
x66 = -63.8790506229925
x66 = -63.8790506229925