The domain of a graph of a function is  x ∈ [-8, 9] and the range of a graph of a function will be y ∈ [7, 0] 
<h3>What is a function?</h3>
It is defined as a special type of relationship, and they have a predefined domain and range according to the function every value in the domain is related to exactly one value in the range.
 
We have a graph of a function shown in the picture.
As we can see in the graph there are two bold dots are shown which represents at these points the function value exist.
At x = -8, y = 7
At x = 9, y = 6
At x = -3, y = 0
The domain of a function is x ∈ [-8, 9]
The range of a function is y ∈ [7, 0]
Thus, the domain of a graph of a function is  x ∈ [-8, 9] and the range of a graph of a function will be y ∈ [7, 0]
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Answer:
54 degrees
Step-by-step explanation:
If these two lines are parallel, than angles 1 and 7 are supplementary.
13x+9+5x+9=180
18x+18=180
x+1=10
x=9
Angle 6 and 7 are vertical angles, so they are equal. Therefore, angle 6 is:
5x+9=5(9)+9=54
Hope this helps!!
 
        
             
        
        
        
Answer:
100
Step-by-step explanation:

This can be turned into:
 
  (if we add the numbers inside the brackets)
Following PEDMAS, this becomes:
 which equals 
∴