How to find $\theta$ ??
131526
Prove that the Tangent of 75 degrees equals 2 plus the square-root of 3
103244
$X_i$ follows Bernoulli distribution find UMVUE of $\theta(1-\theta)$
68881
Solve for $\theta$: $a = b\tan\theta - \frac{c}{\cos\theta}$
116898
Find the maximum likelihood estimator for $\theta$ when $f(x)=2\theta^{-2}x, 0\leq x \leq \theta$
151286
Finding MLE for $\frac{\theta}{1-\theta}$
18841
Ways to evaluate $\int \sec \theta \, \mathrm d \theta$
153158
how to get $dx\; dy=r\;dr\;d\theta$
81102
Cosine of the sum of two solutions of trigonometric equation $a\cos \theta + b\sin \theta = c$
74822
How to evaluate $\int_{0}^{\pi }\theta \ln\tan\frac{\theta }{2} \, \mathrm{d}\theta$
107067
Finding the argument of $z=1-\cos(2\theta)-i\sin(2\theta)$
281
How one can prove $\prod_{k=1}^{n-1} (\cos\theta-\cos(k\pi/n)) = 2^{1-n}\sin(n\theta)\csc\theta$?
122395
Integrating $\sec\theta\tan^2\theta d\,\theta$
83290
How is the value of $\pi$ ( Pi ) actually calculated?
148535
Finding the "triangular root" of a number.
111601
Evaluating $\int \tan^{1/3}(\theta) d \theta$
125171
Help with this trigonometry problem?
104384
Trigonometric identity: $\frac {\tan\theta}{1-\cot\theta}+\frac {\cot\theta}{1-\tan\theta} =1+\sec\theta\cdot\csc\theta$