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Question 2 :
If $ \displaystyle \tan \Theta =2-\sqrt{3}$,then $ \tan \left ( 90^{\circ}-\Theta \right ) $ is equl to
Question 3 :
If $ \displaystyle \sin 50=0.766 $ , then value of $ \displaystyle \sec 40^{\circ} $ is
Question 4 :
If $\tan { \theta }$ =$\dfrac{-4}{3}$ then $\sin { \theta } $ is
Question 5 :
The given expression is $\displaystyle \sin { \theta } \cos { \left( { 90 }^{ o }-\theta \right) } +\cos { \theta } \sin { \left( { 90 }^{ o }-\theta \right) } +4 $ equal to :<br/>
Question 6 :
The value of $\sin ^{ 2 }{ { 60 }^{ o } } +\tan { { 45 }^{ o } } -\text{cosec} ^{ 2 }{ { 45 }^{ o } } $ is
Question 8 :
$ \displaystyle (\text{cosec}\theta -\sin \theta ) (\sec \theta -\cos \theta )(\tan \theta +\cot \theta ) $ simplifies to
Question 9 :
If $\displaystyle \alpha +\beta =90^{\circ}$ and $ \alpha =2\beta $, then $ \cos ^{2}\alpha +\sin ^{2}\beta $ equals to
Question 10 :
Express $\displaystyle \cos { { 79 }^{ o } } +\sec { { 79 }^{ o } } $ in terms of angles between $\displaystyle { 0 }^{ o }$ and $\displaystyle { 45 }^{ o }$