/ / 2\\ | x*\-81 + x /| lim |18 + ------------| x->9+| 2 | \ -11 + x /
Limit(18 + (x*(-81 + x^2))/(-11 + x^2), x, 9)
/ / 2\\ | x*\-81 + x /| lim |18 + ------------| x->9+| 2 | \ -11 + x /
18
= 18
/ / 2\\ | x*\-81 + x /| lim |18 + ------------| x->9-| 2 | \ -11 + x /
18
= 18
= 18