AonZ
  • AonZ
y= |x| / x What is the domain and range of this? Pls help... On some graphing calculators it doesnt work... Wolfram works but it is unclear.
Mathematics
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SOLVED
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schrodinger
  • schrodinger
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terenzreignz
  • terenzreignz
You know, for any positive number x, we always get y = 1, right?
terenzreignz
  • terenzreignz
On the other hand, for any negative number x, we always get y = -1
AonZ
  • AonZ
yes mainly i just wanna see the range lol

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terenzreignz
  • terenzreignz
Well, can it be anything other than -1 and 1? ^.^
AonZ
  • AonZ
my textbook says the range is y all real except 1 and -1 I think they are wrong...
AonZ
  • AonZ
umm i thought range would be only 1 and -1.
AonZ
  • AonZ
http://www.wolframalpha.com/input/?i=y%3D%20%7Cx%7C%20%2F%20x
AonZ
  • AonZ
i understand it haha. thanks :)

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