imsarawallace4911
imsarawallace4911 imsarawallace4911
  • 14-09-2017
  • Mathematics
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What value of x makes the function {(1,5), (x,8), (-7,9)} a function?

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jimthompson5910 jimthompson5910
  • 14-09-2017
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. 
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