Answer:
<u>Answer</u><u>:</u><u> </u><u>A</u><u>.</u><u> </u><u>(</u><u>6</u><u>,</u><u> </u><u>4</u><u>)</u>
Equation of the line:

when x is 6:

 
        
                    
             
        
        
        
Answer:
(2x+1)(2x−1)
Step-by-step explanation:
4x^2−1
(2x+1)(2x−1)
 
        
                    
             
        
        
        
Answer: Option 'A' is correct.
Step-by-step explanation :
Since we have given that
Number of medals = 2
Number of runners = 8
We need to find the number of ways to award the medals.
We would use "fundamental theorem of counting" to find the number of ways.
So, number of ways is given by 
8 × 7 = 56
Hence, option 'A' is correct.
 
        
                    
             
        
        
        
A convex polygon 
Hope this helps :)
        
             
        
        
        
Answer:
its 66.96
Step-by-step explanation:
to find the area we do the length x height of the shape