Answer:
29
Step-by-step explanation:
20^2+21^2=841
 
        
             
        
        
        
The dependent variable is the total number of paintings.
The total number of paintings depends on the number of weeks that have passed.
<span>This scenario is a function because for each week that passes, there will be exactly one total number of paintings.</span>
        
                    
             
        
        
        
Hello,
The method is to find the roots of the denominator.
x²-2x-15=x²+3x-5x-15=x(x+3)-5(x+3)=(x+3)(x-5)
Roots are x=-3 and x=5
Answer C
        
             
        
        
        
Answer:
D BOTTOM RIGHT
Step-by-step explanation: