El profesor se sorprenderá mucho al ver tu solución correcta😉
2 8*cos (x) + 6*sin(x) - 3 = 0
a*w^2 + b*w + c = 0
D = b^2 - 4 * a * c =
(6)^2 - 4 * (-8) * (5) = 196
w1 = (-b + sqrt(D)) / (2*a)
w2 = (-b - sqrt(D)) / (2*a)
suma
5*pi pi / /4 3*I\\ / /4 3*I\\ / /4 3*I\\ / /4 3*I\\ - ---- - -- + 2*re|atan|- - ---|| + 2*I*im|atan|- - ---|| + 2*re|atan|- + ---|| + 2*I*im|atan|- + ---|| 6 6 \ \5 5 // \ \5 5 // \ \5 5 // \ \5 5 //
=
/ /4 3*I\\ / /4 3*I\\ / /4 3*I\\ / /4 3*I\\ -pi + 2*re|atan|- - ---|| + 2*re|atan|- + ---|| + 2*I*im|atan|- - ---|| + 2*I*im|atan|- + ---|| \ \5 5 // \ \5 5 // \ \5 5 // \ \5 5 //
producto
-5*pi -pi / / /4 3*I\\ / /4 3*I\\\ / / /4 3*I\\ / /4 3*I\\\ -----*----*|2*re|atan|- - ---|| + 2*I*im|atan|- - ---|||*|2*re|atan|- + ---|| + 2*I*im|atan|- + ---||| 6 6 \ \ \5 5 // \ \5 5 /// \ \ \5 5 // \ \5 5 ///
=
2 / / /4 3*I\\ / /4 3*I\\\ / / /4 3*I\\ / /4 3*I\\\ 5*pi *|I*im|atan|- - ---|| + re|atan|- - ---|||*|I*im|atan|- + ---|| + re|atan|- + ---||| \ \ \5 5 // \ \5 5 /// \ \ \5 5 // \ \5 5 /// ----------------------------------------------------------------------------------------- 9
5*pi^2*(i*im(atan(4/5 - 3*i/5)) + re(atan(4/5 - 3*i/5)))*(i*im(atan(4/5 + 3*i/5)) + re(atan(4/5 + 3*i/5)))/9
-5*pi x1 = ----- 6
-pi x2 = ---- 6
/ /4 3*I\\ / /4 3*I\\ x3 = 2*re|atan|- - ---|| + 2*I*im|atan|- - ---|| \ \5 5 // \ \5 5 //
/ /4 3*I\\ / /4 3*I\\ x4 = 2*re|atan|- + ---|| + 2*I*im|atan|- + ---|| \ \5 5 // \ \5 5 //
x4 = 2*re(atan(4/5 + 3*i/5)) + 2*i*im(atan(4/5 + 3*i/5))
x1 = -22940.4331552883
x2 = -15.1843644923507
x3 = 18.3259571459405
x4 = 66.497044500984
x5 = 93.7241808320955
x6 = -57.0722665402146
x7 = -25.6563400043166
x8 = 56.025068989018
x9 = 47.6474885794452
x10 = -101.054563690472
x11 = -78.0162175641465
x12 = 5.75958653158129
x13 = -82.2050077689329
x14 = 28.7979326579064
x15 = 97.9129710368819
x16 = -0.523598775598299
x17 = 68.5914396033772
x18 = -90.5825881785057
x19 = 43.4586983746588
x20 = 100.007366139275
x21 = -46.6002910282486
x22 = 30.8923277602996
x23 = 37.1755130674792
x24 = 21071.1855264023
x25 = -63.3554518473942
x26 = -27.7507351067098
x27 = -34.0339204138894
x28 = -44.5058959258554
x29 = -18102.38046876
x30 = 91.6297857297023
x31 = -65.4498469497874
x32 = 72.7802298081635
x33 = 60.2138591938044
x34 = -71.733032256967
x35 = -31.9395253114962
x36 = -113.620934304831
x37 = 53.9306738866248
x38 = 3.66519142918809
x39 = 22.5147473507269
x40 = -1024.68280384587
x41 = -84.2994028713261
x42 = -88.4881930761125
x43 = -40.317105721069
x44 = -69.6386371545737
x45 = -50.789081233035
x46 = -6.80678408277789
x47 = -19.3731546971371
x48 = -103.148958792865
x49 = 87.4409955249159
x50 = 16.2315620435473
x51 = -38.2227106186758
x52 = 62.3082542961976
x53 = 49.7418836818384
x54 = 85.3466004225227
x55 = 74.8746249105567
x56 = 12.0427718387609
x57 = -21.4675497995303
x58 = -59.1666616426078
x59 = -13.0899693899575
x60 = 41.3643032722656
x61 = 24.60914245312
x62 = -75.9218224617533
x63 = 9.94837673636768
x64 = -2.61799387799149
x64 = -2.61799387799149