Solve \;  the  \; inequation:   \; \sqrt{ (1+sin(x))/(1-sin(x)) } - \sqrt{ (1-sin(x))/(1+sin(x)) }>=2 

step 1

step 2

step 3

f(x) = ((1 + sin(x)) / (1 - sin(x)))^(1 / 2) - ((1 - sin(x)) / (1 + sin(x)))^(1 / 2) - 2
E = Intersect(f, a, (-5.1760365891785085, 2.000000002069874))
F = Intersect(f, a, (-4.248741371383887, 2.0000000000000346))
G = Intersect(f, a, (1.1071487177941006, 2.0000000000001013))
H = Intersect(f, a, (2.0344439357955917, 2.0000000000011093))
I = Intersect(f, a, (8.317629242947225, 2.0000000002806404))
J = Intersect(f, a, (7.3903340249736775, 2.0000000000000044))
K = Intersect(f, a, (13.673519332153264, 2.0000000000000018))
L = Intersect(f, a, (14.60081455011056, 2.000000000443161))
b = OrthogonalLine(E, a)
c = OrthogonalLine(F, a)
d = OrthogonalLine(G, a)
e = OrthogonalLine(H, a)
g = OrthogonalLine(J, a)
h = OrthogonalLine(I, a)
i = OrthogonalLine(K, a)
j = OrthogonalLine(L, a)
A = Intersect(b, xAxis)
B = Intersect(c, xAxis)
C = Intersect(d, xAxis)
D = Intersect(e, xAxis)
M = Intersect(g, xAxis)
N = Intersect(h, xAxis)
O = Intersect(i, xAxis)
P = Intersect(j, xAxis)
k = Segment(E, A)
l = Segment(F, B)
m = Segment(G, C)
n = Segment(H, D)
p = Segment(J, M)
q = Segment(I, N)
r = Segment(K, O)
s = Segment(L, P)
o = false
t = false
u = false