Sample Response: If the graph passes the horizontal-line test, then the function is one-to-one. Functions that are one-to-one have inverses that are also functions. Therefore, the inverse is a
function
Compare your response to the sample response above. What did you include in your explanation?
a reference to the horizontal-line test
a statement that the function is one-to-one
the conclusion that the inverse is a function
DONE
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