Posted by **Alaina** on Saturday, May 4, 2013 at 8:54pm.

f(x)= 2x/(x^2+1)

Vertical: none

Horizontal: none

Minimum: x=-1

Maximum: x=1

Inflection Points: it seems like there are one or two, but i don't know how to factor f''(x)= 4x^3 + x^2 - 12x + 1 :/

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