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Mathematics 8 Online
OpenStudy (anonymous):

I need so solve some limits,please help!

OpenStudy (anonymous):

what is it

OpenStudy (anonymous):

\[\lim_{x \rightarrow \infty} \frac{ x2+1 }{ x2+x+1 }\]

OpenStudy (anonymous):

oh never i'm in 5th grade sorryyy

OpenStudy (anonymous):

the long way around is to divide every term by the highest degree in the denominator, so divide everything by x², then take the limit

OpenStudy (anonymous):

it's \[x^{2}\] not x2,my mistake

OpenStudy (anonymous):

for rational functions in general if the degrees of the numerator and denominator are the same, the limit approaching infinity is the ratio of their leading coefficients

OpenStudy (anonymous):

can I use L'Hospital and derivate each term?

OpenStudy (anonymous):

yep

OpenStudy (anonymous):

I need to use it twice

OpenStudy (anonymous):

and i get 2/2 that equals 1,is this correct?

OpenStudy (anonymous):

yes it's 1

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