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edwardalexander17
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find the vertical asymptotes and holes for the graph of each rational function.
y=(x+5) / (x^2+9)
and when i do these types of problems usually i factor it out to get the asymptotes but idk how to factor the bottom. please help?
 2 years ago
 2 years ago
edwardalexander17 Group Title
find the vertical asymptotes and holes for the graph of each rational function. y=(x+5) / (x^2+9) and when i do these types of problems usually i factor it out to get the asymptotes but idk how to factor the bottom. please help?
 2 years ago
 2 years ago

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jaersyn Group TitleBest ResponseYou've already chosen the best response.1
you don't need to factor the bottom to get the zeros?
 2 years ago

edwardalexander17 Group TitleBest ResponseYou've already chosen the best response.0
oh. how do i do it? please help
 2 years ago

jaersyn Group TitleBest ResponseYou've already chosen the best response.1
Hole when numerator is zero Hole at x = 5 Vertical asymptote when denominator is zero x^2 + 9 = 0 <<< can never = 0, so no VA Horizontal asymptotes where the limit of x > +infinity and infinity I'll draw you the work for HA
 2 years ago

Dyiliq Group TitleBest ResponseYou've already chosen the best response.0
nay http://upload.wikimedia.org/wikipedia/commons/f/f7/SlantAsymptoteError.svg
 2 years ago

Dyiliq Group TitleBest ResponseYou've already chosen the best response.0
that should help...
 2 years ago

jaersyn Group TitleBest ResponseYou've already chosen the best response.1
dw:1334619604419:dw
 2 years ago

edwardalexander17 Group TitleBest ResponseYou've already chosen the best response.0
thanks a lot. :)
 2 years ago

jaersyn Group TitleBest ResponseYou've already chosen the best response.1
anything over infinity means it's going to 0 so HA: Y = 1
 2 years ago

jaersyn Group TitleBest ResponseYou've already chosen the best response.1
same deal with negative for this problem I think
 2 years ago

jaersyn Group TitleBest ResponseYou've already chosen the best response.1
negative infinity*
 2 years ago

edwardalexander17 Group TitleBest ResponseYou've already chosen the best response.0
oh okay. thanks
 2 years ago

jaersyn Group TitleBest ResponseYou've already chosen the best response.1
I mean HA: Y = 0, sorry
 2 years ago

edwardalexander17 Group TitleBest ResponseYou've already chosen the best response.0
no problem thanks.
 2 years ago
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