Answer:
2x + 6
Step-by-step explanation:
distribution
plz mark branliest
 
        
             
        
        
        
Step-by-step explanation:
It's telling you to plug in the numbers inside the parenthesis as x
Example: F(-1)= 2(-1)^3 -3(-1)^2 +7
 
        
             
        
        
        
= 1/2 ( x + 5 ) ( x + 4 )
        
                    
             
        
        
        
Given:
In triangle  .
.
To find:
The  .
.
Solution:
According to the law of sines:

Taking  , we get
, we get



Taking sin inverse on both sides, we get



Therefore, the correct option is b.
 
        
             
        
        
        
Your answer is D. 
Will always be x2 and y2 starting off