/ 3*x \ lim |5*x + ------| x->1+\ -1 + x/
Limit(5*x + (3*x)/(-1 + x), x, 1)
oo
= 461.033112582781
/ 3*x \ lim |5*x + ------| x->1-\ -1 + x/
-oo
= -445.033112582781
461.033112582781