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OpenStudy (anonymous):
need help The expression x+3 2x-8 is undefined when x=???
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OpenStudy (anonymous):
Do you know when a line is undefined?
OpenStudy (astrophysics):
Is your question \[\frac{ x+3 }{ 2x-8 }\]
OpenStudy (anonymous):
yea
OpenStudy (astrophysics):
Ok well it's undefined when \[2x-8 = 0\]
OpenStudy (anonymous):
Exactly
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OpenStudy (anonymous):
So all you need to do is love for X
OpenStudy (astrophysics):
Yes, solve for x :)
OpenStudy (anonymous):
4
OpenStudy (astrophysics):
Yup!
OpenStudy (anonymous):
Good job
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