A trigonometry equation
32705
Trigonometric Equation : $\sin 96^\circ \sin 12^\circ \sin x = \sin 18^\circ \sin 42^\circ \sin (12^\circ -x)$
152169
How would we solve this trigonometric equation using vectors?
13297
Prove the following trigonometric identity without a calculator involved
158576
Derivation of the quadratic equation
12442
Solution of tanx = x?
71360
How do I represent the following equations
89003
Finding a trigonometric polynomial
118634
The system of equations
84420
When is $\sin(x) = \cos(x)$?
26689
A.P. terms in a Quadratic equation.
120444
Trigonometric Triangle Equality
135074
How do you solve this equation?
64255
Trigonometry problem
7492
Is there a formula for $\sin(xy)$
104319
Real solution of $(\cos x -\sin x)\cdot \bigg(2\tan x+\frac{1}{\cos x}\bigg)+2=0.$
156791
Equation of a plane containing a point and perpendicular to a line
58932
Hard contest type trigonometry proof