Respuesta :
Answer:
For a function determining if it is a function or not is if they have two of the same x values it’s not a function if they don’t it is a function
Step-by-step explanation:
Answer:
For f(3), the input is 3 and you are looking for the output.
To determine the function's value when x = 3, go to the value of 3 on the x-axis and then locate a point on the graph for that value of x.
Determine the value of y from the y-axis at that location on the graph.
Step-by-step explanation:
das all you need