El profesor se sorprenderá mucho al ver tu solución correcta😉
2 sin (x) + 15*cos(x) + 15 = 0
a*w^2 + b*w + c = 0
D = b^2 - 4 * a * c =
(15)^2 - 4 * (-1) * (16) = 289
w1 = (-b + sqrt(D)) / (2*a)
w2 = (-b - sqrt(D)) / (2*a)
/ _____\ |\/ 255 | x1 = -2*I*atanh|-------| \ 17 /
/ _____\ |\/ 255 | x2 = 2*I*atanh|-------| \ 17 /
x2 = 2*i*atanh(sqrt(255)/17)
suma
/ _____\ / _____\ |\/ 255 | |\/ 255 | - 2*I*atanh|-------| + 2*I*atanh|-------| \ 17 / \ 17 /
=
0
producto
/ _____\ / _____\ |\/ 255 | |\/ 255 | -2*I*atanh|-------|*2*I*atanh|-------| \ 17 / \ 17 /
=
/ _____\ 2|\/ 255 | 4*atanh |-------| \ 17 /
4*atanh(sqrt(255)/17)^2
x1 = -59.6902604645339
x2 = 78.5398161813235
x3 = 84.8230013683715
x4 = 72.2566310277178
x5 = -15.7079632965905
x6 = 97.389372574747
x7 = -21.9911485864428
x8 = 9.42477826134354
x9 = -21.9911489515442
x10 = 72.2566308907209
x11 = -72.2566308667464
x12 = -65.9734460923405
x13 = -53.4070752937247
x14 = 3.14159226996045
x15 = 28.2743337696744
x16 = -34.5575188955148
x17 = 47.1238894250738
x18 = -21.9911484096383
x19 = -28.2743337080309
x20 = -3.14159294551882
x21 = -84.8230012654508
x22 = -47.1238901023175
x23 = -9.4247781354684
x24 = 59.6902606089937
x25 = -78.5398160524763
x26 = 34.5575191475629
x27 = -97.3893724518906
x28 = -15.7079633488247
x29 = 72.2566314176769
x30 = 15.7079634505462
x31 = 40.840704211378
x32 = -91.1061872590165
x33 = 53.4070754180978
x34 = -40.8407041102953
x35 = 21.9911487134469
x36 = 65.9734457529715
x37 = 21.9911485852048
x38 = -40.8407048850241
x39 = -59.6902604577826
x40 = 21.9911481899934
x41 = 65.9734458341826
x42 = 91.1061865803137
x43 = 28.2743338651821
x44 = 34.5575190228802
x45 = -65.9734457649381
x46 = -65.9734455348684
x46 = -65.9734455348684