El profesor se sorprenderá mucho al ver tu solución correcta😉
__________________ / 2 \/ cos (x) - cos(x) --------------------- - 1 = 0 sin(x)
suma
2*pi ---- 3
=
2*pi ---- 3
producto
2*pi ---- 3
=
2*pi ---- 3
2*pi/3
x1 = -85.870199198121
x2 = -92.1533845053006
x3 = -79.5870138909414
x4 = -54.4542726622231
x5 = -29.3215314335047
x6 = 52.3598775598299
x7 = 77.4926187885482
x8 = 58.6430628670095
x9 = 27.2271363311115
x10 = 33.5103216382911
x11 = -60.7374579694027
x12 = -16.7551608191456
x13 = -10.471975511966
x14 = 46.0766922526503
x15 = -48.1710873550435
x16 = -98.4365698124802
x17 = -4.18879020478639
x18 = 14.6607657167524
x19 = 2.0943951023932
x20 = 8.37758040957278
x21 = 83.7758040957278
x22 = 96.342174710087
x23 = -73.3038285837618
x24 = 71.2094334813686
x25 = -35.6047167406843
x26 = 90.0589894029074
x27 = -41.8879020478639
x28 = 39.7935069454707
x28 = 39.7935069454707