It’s hard but u just have to give it ur best
        
             
        
        
        
Answer:
It can cause headaches and pains at a close distance. It depends how big the monitor / TV.
Explanation:
For example if you sit close to a Television that's 60 inches or so, you most likely will get a headache but only after many hours spent watching.
 
        
             
        
        
        
Poem and the essay of what?
 
        
                    
             
        
        
        
C=18
if c=54 when n=9, and you need to know c when n is 3, just divide 54 by 3 as well! hope this helped