It is not a function because there can't be two of the same number on the x-axis.
Answer:
The axis of symetry is the X value that splits the graph in half. For this equation, the axis of symmetry is x=
.
The vertex is the highest or lowest point on the graph. For this equation, the vertex is 
Step-by-step explanation:
See the graph. please give me brainliest if I helped!
domain → range
the domain of the function is
( - 1 ,3 ,5 )
the range of the function is
( 2 , 6, 8 )
so the answer is B
hope this would help you
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