129/100 is 1.29 in simplistic form
        
             
        
        
        
1.333 the answer I hope help
        
             
        
        
        
Step-by-step explanation:
30² would give 900, none of the above
 
        
                    
             
        
        
        
Answer:
x=4 and x=-4
Step-by-step explanation:
you dont really have to solve this one when you multiply the answer choices they should equal your B which is -16 and only 4 • -4 = -16 so yeah thats your answer 
 
        
             
        
        
        
Assuming that by "16t2" you mean  :
:
First of all, let's compute the position at the two required times:


So, the ball traveled a total distance of  , during the time
, during the time  .
.
The average rate of change is the ratio between these two:
