Question Text
Question 2 :
If $\tan \alpha  = 2$, then the value of $\dfrac{{\sin \alpha }}{{{{\sin }^3}\alpha  + {{\cos }^3}\alpha }}$ is
Question 3 :
Change the following radian measure to degree measure:<br/>$\cfrac { 3\pi  }{ 2 } $
Question 4 :
If $\displaystyle \sin B=\frac{1}{2}$ what is the value of $\displaystyle 3\cos B-4\cos ^{3}B?$
Question 11 :
At $4{:}24$ p.m., how many degrees has the hour hand of a clock moved from its position at noon?<br/>
Question 12 :
If $\cos{\theta}=-\dfrac{1}{2}$ and $\pi <\theta <\dfrac{3\pi}{2}$, then the value of $\displaystyle\frac{(1+\sin{\theta})(1-\sin{\theta})}{(1+\cos{\theta})(1-\cos{\theta})}$ is
Question 13 :
If $a = \sin {170^ \circ } + \cos {170^ \circ }$, then
Question 16 :
If ${ x }_{ 1 }=3sin\omega t$ and ${ x }_{ 2 }=4cos\omega t$ then
