/ ___ \ |\/ 2 | lim |------| x->3+\-1 + x/
Limit(sqrt(2)/(-1 + x), x, 3)
___ \/ 2 ----- 2
= 0.707106781186548
/ ___ \ |\/ 2 | lim |------| x->3-\-1 + x/
0.707106781186548