Plot  Domain: x[-2, 2] , Range: y[-1, 1] => [COS] [x-VAR]
 

Plot  Domain: x:[], Range: y[-1, 1] => [SIN] [x-VAR]
 

Plot Graphs is Radian Mode
 

Plot y = -2 + cos 2x, period, p =  Domain [-2, 2] and Range [-4, 0]
 

Plot y = -3cos ½ x, period = 4 Domain: [-4, 4] Range: [-3, 3]
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

End]