PSAT Math Multiple-Choice Practice Question 434
Question: 434
The complete graph of the function f(x) in the xy-plane is shown above. What is the domain of f(x)?
Correct Answer: C
Explanation:
C
Difficulty: Medium
Category: Graphs of Functions
Getting to the Answer: The domain is all the x-values that will yield a value for f(x). From left to right, notice that the graph goes from -3 to 3 and includes the endpoints. Thus, (C) is correct.
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