/ 2\ | -11 + x | lim |---------| x->3/4+\-13 + 4*x/
Limit((-11 + x^2)/(-13 + 4*x), x, 3/4)
167 --- 160
= 1.04375
/ 2\ | -11 + x | lim |---------| x->3/4-\-13 + 4*x/
1.04375