General solution of $x$ if $\sin x+\cos x=1$
46665
Solving $\cos x+\sin x-1=0$
82170
Solve $x = \frac{1}{2}\tan(x)$
23465
When $f(x+1)-f(x)=f'(x)$, what are the solutions for $f(x)$?
86894
Finding solution of a Trigonometric equation
116270
Functional equations leading to sine and cosine
27628
Solving $a \sin\theta + b \cos\theta = c$
14410
If $(1+ \cos A) (1+ \cos B) (1+\cos C)= y = (1- \cos A) (1-\cos B) (1-\cos C)$ then $y = \pm \sin A \sin B \sin C$
25569
Intuitive understanding of the derivatives of $\sin x$ and $\cos x$
86548
First-order trigonometric differential equation
55436
Why does $A\sin{k(x+c)}=a\sin{kx}+b\cos{kx}$ imply that $A=\sqrt{a^2+b^2}$ and $\tan{c}=-b/a$?
57330
Find the number of solutions of $\sin x+2 \sin 2x- \sin 3x=3$
109706
Fast way to come up with solutions to $x(x-1)(x-2)(x-3)=1$?
57750
Solve identity: $\frac {\sin x}{1-\cos x} = \frac {1+\cos x}{\sin x}$
84681
Multiple choice exercise on $f(x)= \frac {\sin x}{|x|+ \cos x}$
123476
Prove $[\sin x]' = \cos x$ without using $\lim\limits_{x\to 0}\frac{\sin x}{x} = 1$
135774
Alternating roots of $f(x) = \exp(x) \sin(x) -1$ and $\exp(x)\cos(x) +1$
50323
Find the general solution for this equation sin5θcos3θ = sin6θcos2θ.