Answer:

Step-by-step explanation:
The domain is the span of x-values covered by the graph.
From the graph, we can see that the x-values covered by the graph is all values to the left of zero including zero.
Therefore, the domain is all x-values less than or equal to 0:

Further notes:
In interval notation, this is:
![(-\infty,0]](https://tex.z-dn.net/?f=%28-%5Cinfty%2C0%5D)
Answer: 99.7%
Step-by-step explanation:
Edg 2020
Answer:A
Step-by-step explanation:
Angle WXY is 100 degrees. You add angle WXZ and angle ZYX and you get 100. 60+40=100
Answer:
x = 4
Step-by-step explanation:
Note the x- coordinate of the 2 points are equal.
This indicates the line is vertical with equation
x = c
where c is the value of the x- coordinates the line passes through, that is 4
Thus the equation of the line is x = 4