Find the general solution of $\sin^2 x = \sin^2 \theta$.
9986
Prove $ \sin(A+B)\sin(A-B)=\sin^2A-\sin^2B $
61533
Solution af a system of 2 quadratic equations
89319
How can I find all the solutions of $\sin^5x+\cos^3x=1$
73538
solving $\cos z + \sin z = i$
89003
Finding a trigonometric polynomial
133333
Find $f(x)$ for $f(f(x))=\sin x$
16337
Find the solution of $\lfloor \sin^{-1}(x)\rfloor>\lfloor \cos^{-1}(x)\rfloor$
103230
Find the general solution of $4u_{xx}+5u_{xy}+u_{yy}+u_x+u_y=2$
107067
Finding the argument of $z=1-\cos(2\theta)-i\sin(2\theta)$
33791
Is it generally true that $\arcsin \theta + \arccos \theta = \frac{\pi}{2}$?
96436
About integrating $\sin^2 x$ by parts
108245
Solving the complex equation $\sin(z) = \cos(z)$
57330
Find the number of solutions of $\sin x+2 \sin 2x- \sin 3x=3$
40875
Particular solution of $y''-4y'+5y = 4e^{2x} (\sin x)$
57152
Solve $\sin x = 1 - x$
86894
Finding solution of a Trigonometric equation
114414
Sum of $\sum_{k=1}^n\sin{k\theta}$