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Mathematics 15 Online
OpenStudy (anonymous):

Simplify the rational expression. State any excluded values. expression will be in comments

OpenStudy (anonymous):

\[x^2-36\over6-x\]

OpenStudy (anonymous):

factor the top... (x+6)(x-6) cancel common factors from top/bottom.

OpenStudy (anonymous):

what do you have left?

OpenStudy (anonymous):

@dpaInc I have a few of these i need help on. Its important i get these right. could you help on all of them? i have no idea how toto do these at all

OpenStudy (anonymous):

i can help on some but i must leave soon...

OpenStudy (anonymous):

ok. thanks. so what do i do on this one exactly?

OpenStudy (anonymous):

|dw:1337819925321:dw| the top and bottom can "cancel" leaving a factor of -1

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