Trigonometric F...

The principal solution of $$\sec x = \dfrac {2}{\sqrt {3}}$$ are

If $$\sin x =$$ $$\cos^2x$$, then $$\cos^2x (1 + \cos^2x)$$ is equal to 

Find the value of $$\tan { 1 } \tan { 2 } ....\tan { 89 } $$

The number of solution of the equation $$\tan x + \sec x = 2\cos x$$ lying in the interval $$[0, 2\pi]$$ is

The equation $$2\tan { x } +5x-2=0$$ has:

The expression $${ \left( \tan { \theta  } +\sec { \theta  }  \right)  }^{ 2 } $$is equal to

If $$\sin { \theta } =\cfrac { 8 }{ 17 } $$ where $${ 0 }^{ o }<\theta <{ 90 }^{ o }$$, then $$\tan { \theta  } +\sec { \theta  } $$ is

$$\sec^26 + \text{cosec}^26 $$ is equal to:

$$\sin { \theta  } +\cos { \theta  } =\sqrt { 2 } $$ and $$\theta$$ is acute, then $$\tan{\theta}$$ is

$$\dfrac {\tan \theta}{1 +\tan^{2} \theta} + \dfrac {\cot \theta}{(1 + \cot^{2}\theta)^{2}}$$ is equal to