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 $Solve\ \ \ 4\cos x+3=5\ \ \ for\ 0\le x<360\degree$  

•  $x\ =\ 60\degree,\ 120\degree$  

•  $x\ =\ 60\degree,\ 300\degree$  

•  $x\ =\ 30\degree,\ 150\degree$  

•  $x\ =\ 30\degree,\ 330\degree$  

   $Solve\ \ \tan\ x\ +\ \sqrt{3}\ =\ 0\ \ for\ 0\ \le\ x\ <\ 360\degree$  

•  $30\degree,\ 210\degree$  

•  $150\degree,\ 330\degree$  

•  $60\degree,\ 240\degree$  

•  $120\degree,\ 300\degree$  

 $Solve\ \ 2\sin^2x\ -\ 1\ =\ 1\ for\ 0\ \le\ x\ <\ 2\pi$  

•  $0,\ \pi$  

•  $\frac{\pi}{2},\ \frac{3\pi}{2}$  

•  $0,\ \frac{\pi}{2},\ \pi,\ \frac{3\pi}{2}$  

• No solution

 $Solve\ \ 3\tan x\ +\ 2\ =\ 2\ \ for\ \ 0\ \le\ x\ <\ 2\pi$  

• No solution

•  $0,\ \pi$  

•  $\frac{\pi}{2},\ \frac{3\pi}{2}$  

•  $\frac{\pi}{4},\ \frac{5\pi}{4}$  

 $Solve\ \ 3\sin x\ +\ 4\ =\ 6\ \ for\ \ 0\ \le\ x\ <\ 360\degree.$ Round to the nearest 10th of a degree.

•  $41.8\degree,\ 138.2\degree$  

•  $48.1\degree,\ 131.9\degree$  

•  $221.8\degree,\ 318.2\degree$  

•  $228.1\degree,\ 311.9\degree$