The answer is true. It does increase
        
             
        
        
        
Answer:
a x a x a x a x a x a x a 
Step-by-step explanation:
a^3 is three a's being multiplied by each other. a^4 is four a's being multiplied by each other
 
        
             
        
        
        
Answer:
48/73
Step-by-step explanation:
cos S in ratio = ? 
cos S = Adjacent/hypothenus 
adjacent is the dimension of line aside the opposite (the line facing angle S, the hypotenus(longest line)
adjacent = 48
hypothenus = 73
cos S= 48/73