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What value of x makes the function {(1,5), (x,8), (-7,9)} a function?
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4 votes
What value of x makes the function {(1,5), (x,8), (-7,9)} a function?

User Jay Anderson
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1 Answer

4 votes
x can be anything you want as long as it is not 1 or -7. If you have repeated x values with different y values, then it won't be a function. 
User Vedant Terkar
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