Answer:
its 2
Step-by-step explanation:
for a fact the product of two rational numbers is rational in that statement is always true
 
        
             
        
        
        
Answer: exponential decay
Step-by-step explanation:
 
        
             
        
        
        
1. Out of a study of 64 dentists, 56 recommended.
2. 3 is the answer. Hope you do well on your test :)))
        
                    
             
        
        
        
Answer:
y=4x
Step-by-step explanation:
The equation of a line is y=mx+b, where m is the slope and b is the y intercept.
The slope formula is Δy/Δx, so using the coordinates (1, 4) and (2, 8), the slope is  which equals 4.
 which equals 4.
The y intercept is 0.
Therefore, the equation is y=4x.