El profesor se sorprenderá mucho al ver tu solución correcta😉
2 2 tan (x) + cot (x) = 98
a*w^2 + b*w + c = 0
D = b^2 - 4 * a * c =
(0)^2 - 4 * (1) * (-99 + tan(x)^2) = 396 - 4*tan(x)^2
w1 = (-b + sqrt(D)) / (2*a)
w2 = (-b - sqrt(D)) / (2*a)
suma
/ ___\ / ___\ / ___\ / ___\ - atan\5 - 2*\/ 6 / + atan\5 - 2*\/ 6 / - atan\5 + 2*\/ 6 / + atan\5 + 2*\/ 6 /
=
0
producto
/ ___\ / ___\ / / ___\\ / ___\ -atan\5 - 2*\/ 6 /*atan\5 - 2*\/ 6 /*\-atan\5 + 2*\/ 6 //*atan\5 + 2*\/ 6 /
=
2/ ___\ 2/ ___\ atan \5 - 2*\/ 6 /*atan \5 + 2*\/ 6 /
atan(5 - 2*sqrt(6))^2*atan(5 + 2*sqrt(6))^2
/ ___\ x1 = -atan\5 - 2*\/ 6 /
/ ___\ x2 = atan\5 - 2*\/ 6 /
/ ___\ x3 = -atan\5 + 2*\/ 6 /
/ ___\ x4 = atan\5 + 2*\/ 6 /
x4 = atan(2*sqrt(6) + 5)
x1 = -95.7178969740935
x2 = 50.3661614178319
x3 = -88.0652732609094
x4 = 18.9502348819339
x5 = 78.4391373793497
x6 = -81.7820879537298
x7 = -95.9192548948839
x8 = -59.5895814578109
x9 = -51.7355998238364
x10 = -14.2378459015492
x11 = -73.726748398965
x12 = -7.75330267357932
x13 = 984.989975860795
x14 = -29.7444512487079
x14 = -29.7444512487079