/ 2 \ |2 + x + 2*x| lim |------------| x->1+| 2 | \ -1 + x /
Limit((2 + x^2 + 2*x)/(-1 + x^2), x, 1)
False
= oo
/ 2 \ |2 + x + 2*x| lim |------------| x->1+| 2 | \ -1 + x /
oo
= 378.250825082508
/ 2 \ |2 + x + 2*x| lim |------------| x->1-| 2 | \ -1 + x /
-oo
= -376.750830564784
= -376.750830564784