Solve for Theta: $a = b\tan(\theta) - \frac{c}{\cos(\theta)}$
68881
Solve for $\theta$: $a = b\tan\theta - \frac{c}{\cos\theta}$
93212
Express $\sqrt{3}\sin\theta - \cos\theta$ as: $a\cos (\theta + \alpha) $
9539
$\alpha$ and $\beta$ are solution of $a \cdot \tan\theta + b \cdot \sec\theta = c$ show $ \tan(\alpha + \beta) = \frac{2ac}{a^2 - c^2}$
37108
Solve $\cos(z)=\frac 34+\frac i4$
85872
Prove $1 + \tan^2\theta = \sec^2\theta$
70765
If $\frac{\tan(a+b-c)}{\tan(a-b+c)}=\frac{\tan c}{\tan b}$, then $\sin(b-c)=0$ or $\sin 2a + \sin2b + \sin 2c=0$
81102
Cosine of the sum of two solutions of trigonometric equation $a\cos \theta + b\sin \theta = c$
89309
How to solve this trigonometric system of equations numerically?
72403
Given $A+B+C=180^{\circ}$, find value of $\tan A\cdot\tan B+\tan B\cdot\tan C+\tan A\cdot \tan C-\sec A\cdot\sec B\cdot\sec C$
51729
Solve the following equation: $\sqrt {\sin x - \sqrt {\cos x + \sin x} } = \cos x$
79
Find $a$, $b$ and $c$ that satisfy the following equations
53135
Find $4\cos\theta-3\sin\theta$, given that $4\sin \theta +3\cos \theta = 5$
75487
How to express trigonometric equation in terms of of given trigonometric function?
108245
Solving the complex equation $\sin(z) = \cos(z)$
117785
Express solutions of equation $ \tan x= x $ in closed form
110408
Solving for $A$ in $Ax = b$
7296
Prove $(1-\cos x)/\sin x = \tan x/2$