List of top Mathematics Questions on Trigonometry asked in Karnataka PGCET

\[ \tan^{-1}(1)+\cos^{-1}\left(-\frac12\right)+\sin^{-1}\left(-\frac12\right) = \]

In a right angled isosceles triangle \(\Delta ABC\), right angle at \(C\), if side \(a=2\), then sides \(b\) and \(c\) are respectively

The general solution of \[ 2\cos\theta-\sqrt3=0 \] is

The value of $\tan^{-1}(A) + \cos^{-1}\left(-\frac{1}{2}\right) + \sin^{-1}\left(-\frac{1}{2}\right)$ is}

In a right angled isosceles triangle $\triangle ABC$, right angle at $C$, if side $a = 2$, then sides $b$ and $c$ are respectively

The general solution of $2\cos\theta - \sqrt{3} = 0$ is}

The value of \(\cos 1^\circ \cos 2^\circ \cos 3^\circ s \cos 180^\circ\) is:

If \(\tan \theta = \frac12\) and \(\tan \phi = \frac13\) then the value of \(\theta + \phi\) is:

If \(2 \tan^-1 (\cos x) = \tan^-1 (2 \csc x)\) then the value of \(x\) is:

The value of \(\cos \left( \frac12 \cos^-1 \frac18 \right)\) is:

The value of \[ \cos^2 x + \cos^2 \left(x + \frac\pi3\right) + \cos^2 \left(x - \frac\pi3\right) \] is: