Represent the relation with a mapping diagram. Remember to label the domain and range in your diagram.
F.IF.1
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4.
Is the relation in the graph a function? Use the vertical line test.
F.IF.1
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5.
What is f(2) for the function f(x) = 4x + 1?
F.IF.1
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6.
The domain of f(x), defined below, is {-4, -2, 0, 2, 4}. What is the range?
F.IF.1
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7.
Vocabulary: Write y = 2x + 7 using function notation.
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8.
Compare and Contrast: You can use a mapping diagram or the vertical line test to tell if a relation is a function. Which method do you prefer? Explain.
F.IF.1
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9.
Error Analysis: A student drew the dashed line on the graph shown and concluded that the graph represented a function. Is the student correct? Explain.
