Answer: 9 to 4
9 is an Odd number so it cannot be divided by 2
 
        
                    
             
        
        
        
The format for the equation of a circle is (x-h)^2+(y-k)^2=r^2, where (h,k) is your center and r is your radius. All we have to do is substitute the correct values, giving us the equation (x+2)^2+(y-1)^2=4
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Answer: b
Step-by-step explanation: since i helped can i have brainlist please :D
 
        
             
        
        
        
Answer: y = x^2 - 2 does not represent a linear function because the squared exponent above the variable makes that equation quadratic. Quadratic equations look like parabolas on a graph, rather than lines.