What is $y$ for $\sin(x+iy) = 2$
39492
Finding $z\in \mathbb C$ with $\sin z = 2$?
60230
Prove that $\frac{1+\sin\theta+i\cos\theta}{1+\sin\theta-i\cos\theta}=\sin\theta+i\cos\theta$
94425
What is $\sup(\sin(n))$?
83359
Complex number identity by trigonometry
81437
Find the value of $y(1)$ of the ODE $y'+y=|x|$.
29604
How to solve $\sin x +\cos x = 1$?
97213
Why does $\sin(0)$ exist?
101394
Please explain the logic behind $d(xy) = y(dx) + x(dy)$
4693
what is the$ \int \sin (x^2) \, dx$?
143050
If $\tan(\frac{\pi}{4}+\frac{y}{2})=\tan^3(\frac{\pi}{4}+\frac{x}{2})$,then prove that $\sin y=\frac{\sin x(3+\sin^2 x)}{(1+3\sin^2 x)}$
118727
$g(x+y)+g(x)g(y)=g(xy)+g(x)+g(y)$ for all $x,y$.
123724
Solve $(y')^2 - xy' + y = 0$
91521
Ambiguity of notation: $\sin(x)^2$
73786
Limit of $\frac{\sin(x+y)}{x+y}$ as $(x,y) \to (0,0)$
37985
Show that $|x|^2 = |y|^2$ with $A$ orthogonal and $Ax = \cos (θ)x − \sin (θ)y$, $Ay = \sin (θ)x + \cos (θ) y$
156890
If $f$ and $g$ satisfy the sine/cosine addition formulae, then what is $g'(0)$?
27127
Calculating $\iint (x+y) \, dx \, dy$