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OpenStudy (iwanttogotostanford):
@jim_thompson5910 ?
OpenStudy (prettygirl_shynice):
(x^2 + 8x + 4) / (x^2 - x - 6)
Factor the bottom.
(x^2 + 8x + 4) / ( (x - 3) (x + 2) )
Set the bottom equal to zero.
x - 3 = 0 x = 3
x + 2 = 0 x = -2
Confirm the x values do not cause the top to be zero (it would then be a hole, still a discontinuity, but not a asymptote).
(-2)^2 + 8 (-2) + 4 = -8
(3)^2 + 8(3) + 4 = 37
Neither do so x = -2, 3 are both vertical asymptotes, aka discontinuities.
Will ·
OpenStudy (prettygirl_shynice):
u got it
OpenStudy (iwanttogotostanford):
so i did do it right?
OpenStudy (iwanttogotostanford):
@Prettygirl_shynice
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OpenStudy (prettygirl_shynice):
yea im here
OpenStudy (iwanttogotostanford):
Did i get the right answer then?
OpenStudy (prettygirl_shynice):
do u think u did
OpenStudy (iwanttogotostanford):
yes
OpenStudy (prettygirl_shynice):
well yea then
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OpenStudy (iwanttogotostanford):
i came for a confirmation though
OpenStudy (prettygirl_shynice):
i understnad what you saying but yea u did
OpenStudy (prettygirl_shynice):
good job
OpenStudy (iwanttogotostanford):
thank you so much!:_)
OpenStudy (prettygirl_shynice):
@iwanttogotostanford ur welcome
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