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Mathematics 17 Online
OpenStudy (christos):

Can you help me solve this limit? There has to be a trick that I am missing http://screencast.com/t/LahNd4GG

sam (.sam.):

Numerator is factorable

OpenStudy (aravindg):

^^

sam (.sam.):

\[\lim_{x \rightarrow -1}\frac{(2x-1)(x+1)}{(x+1)}\]

OpenStudy (christos):

hm let me try to factor it myself

sam (.sam.):

okay

OpenStudy (aravindg):

@kyusakazaki no direct answering please?

OpenStudy (anonymous):

@AravindG ok

OpenStudy (christos):

@.Sam. Can you please tell me what was the first step you took to factor the numerator??

OpenStudy (aravindg):

take 2 outside

OpenStudy (christos):

2(x^2+...??

OpenStudy (aravindg):

yep

OpenStudy (christos):

but whats the second term? lol for a weird reason I cant see it

OpenStudy (aravindg):

1/2 x

sam (.sam.):

I do it like this, setup |dw:1367759310973:dw|

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