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Mathematics 21 Online
OpenStudy (anonymous):

Please help.! For what values of the variable x is the rational expression undefined: 8/(x + 2)

OpenStudy (anonymous):

you cant divide by 0, so what makes the denoiminator 0?

jimthompson5910 (jim_thompson5910):

What did you get?

OpenStudy (anonymous):

x=-2 ?

jimthompson5910 (jim_thompson5910):

you got it

OpenStudy (anonymous):

Really ? :O

OpenStudy (anonymous):

that's it!

jimthompson5910 (jim_thompson5910):

yes, you seem to have this idea mastered, nice work

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