Mastering Functions and Relations

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Questions and Answers

Which term is used to refer to the possible input values of a function?

  • Relation
  • Domain (correct)
  • Range
  • Mapping

What is the key difference between a relation and a function?

  • A relation can have multiple outputs for a single input, while a function has only one output for each input (correct)
  • A relation can have both inputs and outputs, while a function can have only inputs
  • A relation is represented by a graph, while a function is represented by a table
  • A relation can have multiple inputs for a single output, while a function has only one input for each output

How can you identify the domain of a function from a graph?

  • By looking at the x-values of the points on the graph (correct)
  • By looking at the y-values of the points on the graph
  • By counting the number of points on the graph
  • By finding the slope of the graph

Which term is used to describe the set of all possible output values of a function?

<p>Range (A)</p>
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How can you determine if a relation is a function?

<p>By checking if each input has exactly one output (A)</p>
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What is the key difference between a relation and a function?

<p>A relation can have multiple outputs for each input, while a function has only one output for each input (A)</p>
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