/ 2\ |-4 + x | lim |-------| x->2+\ 2 + x /
Limit((-4 + x^2)/(2 + x), x, 2)
= 0
0
= 8.5563925773619e-33
/ 2\ |-4 + x | lim |-------| x->2-\ 2 + x /
= -8.5563925773619e-33
8.5563925773619e-33