Relations and Functions Answers

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Check each graph below that represents a function

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mr001-1.jpg
Option A
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mr001-2.jpg
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mr001-4.jpg
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What is the independent (input) variable? What is the dependent (output) variable?

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Selection 1:n, the number of necklaces
Selection 2:c, the total cost (in dollars)
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Create your own real-world example of a relation that is a function. Domain: The set of Range: The set of

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Create your own real-world example of a relation that is a function. Domain: The set of:Domain: the set of U.S. states. Range: the set of their capital cities.
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Explain why your relation is a function.

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Explain why a graph that fails the vertical-line test does not represent a function. Be sure to use the definition of function in your answer.

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