Answer:
the set of all real numbers
Step-by-step explanation:
f(x) = 3X + 9 is a polynomial, and so both the domain and the range are "the set of all real numbers."  
None of your answer choices match this.  Check with your teacher if you can.
 
        
             
        
        
        
Answer:
yes
Step-by-step explanation:
the second number in a set of parenthesis is the y value and the number in the parenthesis is 92 which makes y=92 true 
 
        
             
        
        
        
Answer:
143
Step-by-step explanation:
Your equation to find x is: 
140+146/2 = 143
 
        
             
        
        
        
144 is the lowest hoped this helped
        
                    
             
        
        
        
Answer:
 
 
Vertex form.
Step-by-step explanation:
You are talking about the vertex form for a parabola.
 tells us:
 tells us:
A) The vertex is (h,k).
B) Open up (if a is positive) or open down (if a is negative)
C) a also tells us how much it is vertically stretched or compressed.