Find the limits:

a) lim (2x)/(sqrt((x^2)+1))

x-->infinity

b) lim (2x)/(sqrt((x^2)+1))

x-->-infinity

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- Dec 16th 2010, 01:29 PMppatbmwCalculus Limits Problem
Find the limits:

a) lim (2x)/(sqrt((x^2)+1))

x-->infinity

b) lim (2x)/(sqrt((x^2)+1))

x-->-infinity - Dec 16th 2010, 01:32 PMdwsmith
Limits to infinity take the highest power of x of the numerator and denominator.

Remember . Now, try b.