/ 2\ | 12 - 10*x + 2*x | lim |-9 + ----------------| x->3+\ x /
Limit(-9 + (12 - 10*x + 2*x^2)/x, x, 3)
/ 2\ | 12 - 10*x + 2*x | lim |-9 + ----------------| x->3+\ x /
-9
= -9
/ 2\ | 12 - 10*x + 2*x | lim |-9 + ----------------| x->3-\ x /
-9
= -9
= -9