The equation of circle is 

 
        
             
        
        
        
Multiplicity means a large number. or large variety
        
             
        
        
        
i think that it is the third one
 
        
             
        
        
        
Answer:
C. 150
Step-by-step explanation:
The number of people who took the test is unknown, so call it x.
34% of x liked the flavor.
51 people liked the flavor.
That means that 34% of x is equal to 51.
34% of x = 51
0.34x = 51
x = 51/0.34
x = 150
Answer: C. 150
 
        
             
        
        
        
Answer:
-2/3
Step-by-step explanation:
in y=mx+b, m= the slope
and if you were graphing, you would put 2 on the y axis and use the rise over run strategy for the slope 
hope this helped:)